Home / 42,586.08-63,826.20-27,008.16

Finding the Fourth Proportional to 42,586.08, 63,826.20 and 27,008.16

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Solution

The fourth proportional to 42,586.08, 63,826.20 and 27,008.16 is: 40,478.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,586.08 : 63,826.20 = 27,008.16 : x
  2. Step 2: Convert to fraction form
    42,586.08/63,826.20 = 27,008.16/x
  3. Step 3: Cross multiply
    42,586.08x = 63,826.20 × 27,008.16
  4. Step 4: Simplify right side
    42,586.08x = 1,723,828,221.79
  5. Step 5: Solve for x
    x = 1,723,828,221.79/42,586.08
  6. Step 6: Final answer
    x = 40,478.68

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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.