Home / 95,424.17-143,806.47-85,948.39

Finding the Fourth Proportional to 95,424.17, 143,806.47 and 85,948.39

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Solution

The fourth proportional to 95,424.17, 143,806.47 and 85,948.39 is: 129,526.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,424.17 : 143,806.47 = 85,948.39 : x
  2. Step 2: Convert to fraction form
    95,424.17/143,806.47 = 85,948.39/x
  3. Step 3: Cross multiply
    95,424.17x = 143,806.47 × 85,948.39
  4. Step 4: Simplify right side
    95,424.17x = 12,359,933,419.31
  5. Step 5: Solve for x
    x = 12,359,933,419.31/95,424.17
  6. Step 6: Final answer
    x = 129,526.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.