Home / 94,008.13-129,731.21-51,566.76

Finding the Fourth Proportional to 94,008.13, 129,731.21 and 51,566.76

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Solution

The fourth proportional to 94,008.13, 129,731.21 and 51,566.76 is: 71,162.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,008.13 : 129,731.21 = 51,566.76 : x
  2. Step 2: Convert to fraction form
    94,008.13/129,731.21 = 51,566.76/x
  3. Step 3: Cross multiply
    94,008.13x = 129,731.21 × 51,566.76
  4. Step 4: Simplify right side
    94,008.13x = 6,689,817,975.17
  5. Step 5: Solve for x
    x = 6,689,817,975.17/94,008.13
  6. Step 6: Final answer
    x = 71,162.13

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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.