Home / 103,060,676.76-142,224,028.92-59,008,351.32

Finding the Fourth Proportional to 103,060,676.76, 142,224,028.92 and 59,008,351.32

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Solution

The fourth proportional to 103,060,676.76, 142,224,028.92 and 59,008,351.32 is: 81,431,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,060,676.76 : 142,224,028.92 = 59,008,351.32 : x
  2. Step 2: Convert to fraction form
    103,060,676.76/142,224,028.92 = 59,008,351.32/x
  3. Step 3: Cross multiply
    103,060,676.76x = 142,224,028.92 × 59,008,351.32
  4. Step 4: Simplify right side
    103,060,676.76x = 8,392,405,464,657,199
  5. Step 5: Solve for x
    x = 8,392,405,464,657,199/103,060,676.76
  6. Step 6: Final answer
    x = 81,431,693.72

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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.