Home / 117,454.66-162,088.62-63,740.14

Finding the Fourth Proportional to 117,454.66, 162,088.62 and 63,740.14

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Solution

The fourth proportional to 117,454.66, 162,088.62 and 63,740.14 is: 87,962.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,454.66 : 162,088.62 = 63,740.14 : x
  2. Step 2: Convert to fraction form
    117,454.66/162,088.62 = 63,740.14/x
  3. Step 3: Cross multiply
    117,454.66x = 162,088.62 × 63,740.14
  4. Step 4: Simplify right side
    117,454.66x = 10,331,550,686.96
  5. Step 5: Solve for x
    x = 10,331,550,686.96/117,454.66
  6. Step 6: Final answer
    x = 87,962.03

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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.