Home / 63,045.18-87,001.29-34,365.15

Finding the Fourth Proportional to 63,045.18, 87,001.29 and 34,365.15

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Solution

The fourth proportional to 63,045.18, 87,001.29 and 34,365.15 is: 47,423.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,045.18 : 87,001.29 = 34,365.15 : x
  2. Step 2: Convert to fraction form
    63,045.18/87,001.29 = 34,365.15/x
  3. Step 3: Cross multiply
    63,045.18x = 87,001.29 × 34,365.15
  4. Step 4: Simplify right side
    63,045.18x = 2,989,812,381.04
  5. Step 5: Solve for x
    x = 2,989,812,381.04/63,045.18
  6. Step 6: Final answer
    x = 47,423.33

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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.