Home / 47,657.20-71,437.20-27,925.60

Finding the Fourth Proportional to 47,657.20, 71,437.20 and 27,925.60

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Solution

The fourth proportional to 47,657.20, 71,437.20 and 27,925.60 is: 41,859.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,657.20 : 71,437.20 = 27,925.60 : x
  2. Step 2: Convert to fraction form
    47,657.20/71,437.20 = 27,925.60/x
  3. Step 3: Cross multiply
    47,657.20x = 71,437.20 × 27,925.60
  4. Step 4: Simplify right side
    47,657.20x = 1,994,926,672.32
  5. Step 5: Solve for x
    x = 1,994,926,672.32/47,657.20
  6. Step 6: Final answer
    x = 41,859.92

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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.