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Finding the Fourth Proportional to 59,237.60, 88,640.40 and 43,685.60

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Solution

The fourth proportional to 59,237.60, 88,640.40 and 43,685.60 is: 65,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,237.60 : 88,640.40 = 43,685.60 : x
  2. Step 2: Convert to fraction form
    59,237.60/88,640.40 = 43,685.60/x
  3. Step 3: Cross multiply
    59,237.60x = 88,640.40 × 43,685.60
  4. Step 4: Simplify right side
    59,237.60x = 3,872,309,058.24
  5. Step 5: Solve for x
    x = 3,872,309,058.24/59,237.60
  6. Step 6: Final answer
    x = 65,369.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.