Home / 42,501.08-63,693.30-26,890.76

Finding the Fourth Proportional to 42,501.08, 63,693.30 and 26,890.76

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Solution

The fourth proportional to 42,501.08, 63,693.30 and 26,890.76 is: 40,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,501.08 : 63,693.30 = 26,890.76 : x
  2. Step 2: Convert to fraction form
    42,501.08/63,693.30 = 26,890.76/x
  3. Step 3: Cross multiply
    42,501.08x = 63,693.30 × 26,890.76
  4. Step 4: Simplify right side
    42,501.08x = 1,712,761,243.91
  5. Step 5: Solve for x
    x = 1,712,761,243.91/42,501.08
  6. Step 6: Final answer
    x = 40,299.24

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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.