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Finding the Fourth Proportional to 60,124.91, 90,184.77 and 15,750.68

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Solution

The fourth proportional to 60,124.91, 90,184.77 and 15,750.68 is: 23,625.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,124.91 : 90,184.77 = 15,750.68 : x
  2. Step 2: Convert to fraction form
    60,124.91/90,184.77 = 15,750.68/x
  3. Step 3: Cross multiply
    60,124.91x = 90,184.77 × 15,750.68
  4. Step 4: Simplify right side
    60,124.91x = 1,420,471,002.22
  5. Step 5: Solve for x
    x = 1,420,471,002.22/60,124.91
  6. Step 6: Final answer
    x = 23,625.33

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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.