Home / 78,062.54-117,130.05-24,762.92

Finding the Fourth Proportional to 78,062.54, 117,130.05 and 24,762.92

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Solution

The fourth proportional to 78,062.54, 117,130.05 and 24,762.92 is: 37,155.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,062.54 : 117,130.05 = 24,762.92 : x
  2. Step 2: Convert to fraction form
    78,062.54/117,130.05 = 24,762.92/x
  3. Step 3: Cross multiply
    78,062.54x = 117,130.05 × 24,762.92
  4. Step 4: Simplify right side
    78,062.54x = 2,900,481,472.10
  5. Step 5: Solve for x
    x = 2,900,481,472.10/78,062.54
  6. Step 6: Final answer
    x = 37,155.87

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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.