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Finding the Fourth Proportional to 60,974.57, 91,459.11 and 25,421.24

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Solution

The fourth proportional to 60,974.57, 91,459.11 and 25,421.24 is: 38,130.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,974.57 : 91,459.11 = 25,421.24 : x
  2. Step 2: Convert to fraction form
    60,974.57/91,459.11 = 25,421.24/x
  3. Step 3: Cross multiply
    60,974.57x = 91,459.11 × 25,421.24
  4. Step 4: Simplify right side
    60,974.57x = 2,325,003,985.50
  5. Step 5: Solve for x
    x = 2,325,003,985.50/60,974.57
  6. Step 6: Final answer
    x = 38,130.72

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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.