Home / 77,386.26-106,789.18-45,553.10

Finding the Fourth Proportional to 77,386.26, 106,789.18 and 45,553.10

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Solution

The fourth proportional to 77,386.26, 106,789.18 and 45,553.10 is: 62,861.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,386.26 : 106,789.18 = 45,553.10 : x
  2. Step 2: Convert to fraction form
    77,386.26/106,789.18 = 45,553.10/x
  3. Step 3: Cross multiply
    77,386.26x = 106,789.18 × 45,553.10
  4. Step 4: Simplify right side
    77,386.26x = 4,864,578,195.46
  5. Step 5: Solve for x
    x = 4,864,578,195.46/77,386.26
  6. Step 6: Final answer
    x = 62,861.01

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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.