Home / 68,001.10-93,839.65-37,785.64

Finding the Fourth Proportional to 68,001.10, 93,839.65 and 37,785.64

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Solution

The fourth proportional to 68,001.10, 93,839.65 and 37,785.64 is: 52,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,001.10 : 93,839.65 = 37,785.64 : x
  2. Step 2: Convert to fraction form
    68,001.10/93,839.65 = 37,785.64/x
  3. Step 3: Cross multiply
    68,001.10x = 93,839.65 × 37,785.64
  4. Step 4: Simplify right side
    68,001.10x = 3,545,791,232.63
  5. Step 5: Solve for x
    x = 3,545,791,232.63/68,001.10
  6. Step 6: Final answer
    x = 52,143.15

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1.5x scale

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.