Home / 90,526.29-124,926.10-50,240.53

Finding the Fourth Proportional to 90,526.29, 124,926.10 and 50,240.53

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Solution

The fourth proportional to 90,526.29, 124,926.10 and 50,240.53 is: 69,331.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,526.29 : 124,926.10 = 50,240.53 : x
  2. Step 2: Convert to fraction form
    90,526.29/124,926.10 = 50,240.53/x
  3. Step 3: Cross multiply
    90,526.29x = 124,926.10 × 50,240.53
  4. Step 4: Simplify right side
    90,526.29x = 6,276,353,474.83
  5. Step 5: Solve for x
    x = 6,276,353,474.83/90,526.29
  6. Step 6: Final answer
    x = 69,331.83

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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.