Home / 69,432.48-95,826.36-42,570.24

Finding the Fourth Proportional to 69,432.48, 95,826.36 and 42,570.24

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Solution

The fourth proportional to 69,432.48, 95,826.36 and 42,570.24 is: 58,752.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,432.48 : 95,826.36 = 42,570.24 : x
  2. Step 2: Convert to fraction form
    69,432.48/95,826.36 = 42,570.24/x
  3. Step 3: Cross multiply
    69,432.48x = 95,826.36 × 42,570.24
  4. Step 4: Simplify right side
    69,432.48x = 4,079,351,143.53
  5. Step 5: Solve for x
    x = 4,079,351,143.53/69,432.48
  6. Step 6: Final answer
    x = 58,752.78

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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.