Home / 60,442.40-83,422.46-38,624.72

Finding the Fourth Proportional to 60,442.40, 83,422.46 and 38,624.72

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Solution

The fourth proportional to 60,442.40, 83,422.46 and 38,624.72 is: 53,309.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,442.40 : 83,422.46 = 38,624.72 : x
  2. Step 2: Convert to fraction form
    60,442.40/83,422.46 = 38,624.72/x
  3. Step 3: Cross multiply
    60,442.40x = 83,422.46 × 38,624.72
  4. Step 4: Simplify right side
    60,442.40x = 3,222,169,159.21
  5. Step 5: Solve for x
    x = 3,222,169,159.21/60,442.40
  6. Step 6: Final answer
    x = 53,309.75

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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.