Home / 57,925.08-86,740.56-48,540.42

Finding the Fourth Proportional to 57,925.08, 86,740.56 and 48,540.42

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Solution

The fourth proportional to 57,925.08, 86,740.56 and 48,540.42 is: 72,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,925.08 : 86,740.56 = 48,540.42 : x
  2. Step 2: Convert to fraction form
    57,925.08/86,740.56 = 48,540.42/x
  3. Step 3: Cross multiply
    57,925.08x = 86,740.56 × 48,540.42
  4. Step 4: Simplify right side
    57,925.08x = 4,210,423,213.44
  5. Step 5: Solve for x
    x = 4,210,423,213.44/57,925.08
  6. Step 6: Final answer
    x = 72,687.40

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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.