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Finding the Fourth Proportional to 60,627.76, 83,643.12 and 37,957.36

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Solution

The fourth proportional to 60,627.76, 83,643.12 and 37,957.36 is: 52,366.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,627.76 : 83,643.12 = 37,957.36 : x
  2. Step 2: Convert to fraction form
    60,627.76/83,643.12 = 37,957.36/x
  3. Step 3: Cross multiply
    60,627.76x = 83,643.12 × 37,957.36
  4. Step 4: Simplify right side
    60,627.76x = 3,174,872,017.36
  5. Step 5: Solve for x
    x = 3,174,872,017.36/60,627.76
  6. Step 6: Final answer
    x = 52,366.64

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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.