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Finding the Fourth Proportional to 60,672.38, 83,733.81 and 45,332.31

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Solution

The fourth proportional to 60,672.38, 83,733.81 and 45,332.31 is: 62,563.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,672.38 : 83,733.81 = 45,332.31 : x
  2. Step 2: Convert to fraction form
    60,672.38/83,733.81 = 45,332.31/x
  3. Step 3: Cross multiply
    60,672.38x = 83,733.81 × 45,332.31
  4. Step 4: Simplify right side
    60,672.38x = 3,795,846,705.40
  5. Step 5: Solve for x
    x = 3,795,846,705.40/60,672.38
  6. Step 6: Final answer
    x = 62,563.01

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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.