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Finding the Fourth Proportional to 60,374.16, 83,332.80 and 39,152.16

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Solution

The fourth proportional to 60,374.16, 83,332.80 and 39,152.16 is: 54,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,374.16 : 83,332.80 = 39,152.16 : x
  2. Step 2: Convert to fraction form
    60,374.16/83,332.80 = 39,152.16/x
  3. Step 3: Cross multiply
    60,374.16x = 83,332.80 × 39,152.16
  4. Step 4: Simplify right side
    60,374.16x = 3,262,659,118.85
  5. Step 5: Solve for x
    x = 3,262,659,118.85/60,374.16
  6. Step 6: Final answer
    x = 54,040.65

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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.