Home / 60,349.12-90,502.08-20,895.64

Finding the Fourth Proportional to 60,349.12, 90,502.08 and 20,895.64

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Solution

The fourth proportional to 60,349.12, 90,502.08 and 20,895.64 is: 31,335.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,349.12 : 90,502.08 = 20,895.64 : x
  2. Step 2: Convert to fraction form
    60,349.12/90,502.08 = 20,895.64/x
  3. Step 3: Cross multiply
    60,349.12x = 90,502.08 × 20,895.64
  4. Step 4: Simplify right side
    60,349.12x = 1,891,098,882.93
  5. Step 5: Solve for x
    x = 1,891,098,882.93/60,349.12
  6. Step 6: Final answer
    x = 31,335.98

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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.