Home / 102,023.20-152,904.88-57,674.62

Finding the Fourth Proportional to 102,023.20, 152,904.88 and 57,674.62

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Solution

The fourth proportional to 102,023.20, 152,904.88 and 57,674.62 is: 86,438.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,023.20 : 152,904.88 = 57,674.62 : x
  2. Step 2: Convert to fraction form
    102,023.20/152,904.88 = 57,674.62/x
  3. Step 3: Cross multiply
    102,023.20x = 152,904.88 × 57,674.62
  4. Step 4: Simplify right side
    102,023.20x = 8,818,730,850.15
  5. Step 5: Solve for x
    x = 8,818,730,850.15/102,023.20
  6. Step 6: Final answer
    x = 86,438.49

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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.