Home / 140,324.53-193,592.90-86,516.13

Finding the Fourth Proportional to 140,324.53, 193,592.90 and 86,516.13

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Solution

The fourth proportional to 140,324.53, 193,592.90 and 86,516.13 is: 119,358.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,324.53 : 193,592.90 = 86,516.13 : x
  2. Step 2: Convert to fraction form
    140,324.53/193,592.90 = 86,516.13/x
  3. Step 3: Cross multiply
    140,324.53x = 193,592.90 × 86,516.13
  4. Step 4: Simplify right side
    140,324.53x = 16,748,907,447.31
  5. Step 5: Solve for x
    x = 16,748,907,447.31/140,324.53
  6. Step 6: Final answer
    x = 119,358.37

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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.