Home / 103,694,994.64-143,103,185.64-59,641,923.12

Finding the Fourth Proportional to 103,694,994.64, 143,103,185.64 and 59,641,923.12

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Solution

The fourth proportional to 103,694,994.64, 143,103,185.64 and 59,641,923.12 is: 82,308,208.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,694,994.64 : 143,103,185.64 = 59,641,923.12 : x
  2. Step 2: Convert to fraction form
    103,694,994.64/143,103,185.64 = 59,641,923.12/x
  3. Step 3: Cross multiply
    103,694,994.64x = 143,103,185.64 × 59,641,923.12
  4. Step 4: Simplify right side
    103,694,994.64x = 8,534,949,196,167,967
  5. Step 5: Solve for x
    x = 8,534,949,196,167,967/103,694,994.64
  6. Step 6: Final answer
    x = 82,308,208.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.