Home / 74,902.20-112,368.90-24,997.80

Finding the Fourth Proportional to 74,902.20, 112,368.90 and 24,997.80

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Solution

The fourth proportional to 74,902.20, 112,368.90 and 24,997.80 is: 37,501.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,902.20 : 112,368.90 = 24,997.80 : x
  2. Step 2: Convert to fraction form
    74,902.20/112,368.90 = 24,997.80/x
  3. Step 3: Cross multiply
    74,902.20x = 112,368.90 × 24,997.80
  4. Step 4: Simplify right side
    74,902.20x = 2,808,975,288.42
  5. Step 5: Solve for x
    x = 2,808,975,288.42/74,902.20
  6. Step 6: Final answer
    x = 37,501.91

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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.