Home / 90,526.61-124,934.18-50,239.64

Finding the Fourth Proportional to 90,526.61, 124,934.18 and 50,239.64

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Solution

The fourth proportional to 90,526.61, 124,934.18 and 50,239.64 is: 69,334.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,526.61 : 124,934.18 = 50,239.64 : x
  2. Step 2: Convert to fraction form
    90,526.61/124,934.18 = 50,239.64/x
  3. Step 3: Cross multiply
    90,526.61x = 124,934.18 × 50,239.64
  4. Step 4: Simplify right side
    90,526.61x = 6,276,648,226.90
  5. Step 5: Solve for x
    x = 6,276,648,226.90/90,526.61
  6. Step 6: Final answer
    x = 69,334.84

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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.