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Finding the Fourth Proportional to 61,401.30, 92,150.55 and 23,979.30

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Solution

The fourth proportional to 61,401.30, 92,150.55 and 23,979.30 is: 35,987.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,401.30 : 92,150.55 = 23,979.30 : x
  2. Step 2: Convert to fraction form
    61,401.30/92,150.55 = 23,979.30/x
  3. Step 3: Cross multiply
    61,401.30x = 92,150.55 × 23,979.30
  4. Step 4: Simplify right side
    61,401.30x = 2,209,705,683.62
  5. Step 5: Solve for x
    x = 2,209,705,683.62/61,401.30
  6. Step 6: Final answer
    x = 35,987.93

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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.