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Finding the Fourth Proportional to 59,157.76, 88,740.90 and 18,627.80

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Solution

The fourth proportional to 59,157.76, 88,740.90 and 18,627.80 is: 27,943.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,157.76 : 88,740.90 = 18,627.80 : x
  2. Step 2: Convert to fraction form
    59,157.76/88,740.90 = 18,627.80/x
  3. Step 3: Cross multiply
    59,157.76x = 88,740.90 × 18,627.80
  4. Step 4: Simplify right side
    59,157.76x = 1,653,047,737.02
  5. Step 5: Solve for x
    x = 1,653,047,737.02/59,157.76
  6. Step 6: Final answer
    x = 27,943.04

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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.