Home / 116,129.15-174,151.88-40,207.07

Finding the Fourth Proportional to 116,129.15, 174,151.88 and 40,207.07

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Solution

The fourth proportional to 116,129.15, 174,151.88 and 40,207.07 is: 60,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,129.15 : 174,151.88 = 40,207.07 : x
  2. Step 2: Convert to fraction form
    116,129.15/174,151.88 = 40,207.07/x
  3. Step 3: Cross multiply
    116,129.15x = 174,151.88 × 40,207.07
  4. Step 4: Simplify right side
    116,129.15x = 7,002,136,059.55
  5. Step 5: Solve for x
    x = 7,002,136,059.55/116,129.15
  6. Step 6: Final answer
    x = 60,296.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.