Home / 74,197.28-111,294.29-18,037.68

Finding the Fourth Proportional to 74,197.28, 111,294.29 and 18,037.68

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Solution

The fourth proportional to 74,197.28, 111,294.29 and 18,037.68 is: 27,056.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,197.28 : 111,294.29 = 18,037.68 : x
  2. Step 2: Convert to fraction form
    74,197.28/111,294.29 = 18,037.68/x
  3. Step 3: Cross multiply
    74,197.28x = 111,294.29 × 18,037.68
  4. Step 4: Simplify right side
    74,197.28x = 2,007,490,788.85
  5. Step 5: Solve for x
    x = 2,007,490,788.85/74,197.28
  6. Step 6: Final answer
    x = 27,056.13

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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.