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Finding the Fourth Proportional to 60,157.79, 90,205.54 and 32,070.30

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Solution

The fourth proportional to 60,157.79, 90,205.54 and 32,070.30 is: 48,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,157.79 : 90,205.54 = 32,070.30 : x
  2. Step 2: Convert to fraction form
    60,157.79/90,205.54 = 32,070.30/x
  3. Step 3: Cross multiply
    60,157.79x = 90,205.54 × 32,070.30
  4. Step 4: Simplify right side
    60,157.79x = 2,892,918,729.46
  5. Step 5: Solve for x
    x = 2,892,918,729.46/60,157.79
  6. Step 6: Final answer
    x = 48,088.85

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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.