Home / 60,124.42-90,160.98-20,685.52

Finding the Fourth Proportional to 60,124.42, 90,160.98 and 20,685.52

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Solution

The fourth proportional to 60,124.42, 90,160.98 and 20,685.52 is: 31,019.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,124.42 : 90,160.98 = 20,685.52 : x
  2. Step 2: Convert to fraction form
    60,124.42/90,160.98 = 20,685.52/x
  3. Step 3: Cross multiply
    60,124.42x = 90,160.98 × 20,685.52
  4. Step 4: Simplify right side
    60,124.42x = 1,865,026,755.01
  5. Step 5: Solve for x
    x = 1,865,026,755.01/60,124.42
  6. Step 6: Final answer
    x = 31,019.46

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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.