Home / 69,248.12-95,555.50-42,398.24

Finding the Fourth Proportional to 69,248.12, 95,555.50 and 42,398.24

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Solution

The fourth proportional to 69,248.12, 95,555.50 and 42,398.24 is: 58,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,248.12 : 95,555.50 = 42,398.24 : x
  2. Step 2: Convert to fraction form
    69,248.12/95,555.50 = 42,398.24/x
  3. Step 3: Cross multiply
    69,248.12x = 95,555.50 × 42,398.24
  4. Step 4: Simplify right side
    69,248.12x = 4,051,384,438.55
  5. Step 5: Solve for x
    x = 4,051,384,438.55/69,248.12
  6. Step 6: Final answer
    x = 58,505.34

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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.