Home / 153,025.60-229,538.40-82,166.80

Finding the Fourth Proportional to 153,025.60, 229,538.40 and 82,166.80

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Solution

The fourth proportional to 153,025.60, 229,538.40 and 82,166.80 is: 123,250.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,025.60 : 229,538.40 = 82,166.80 : x
  2. Step 2: Convert to fraction form
    153,025.60/229,538.40 = 82,166.80/x
  3. Step 3: Cross multiply
    153,025.60x = 229,538.40 × 82,166.80
  4. Step 4: Simplify right side
    153,025.60x = 18,860,435,805.12
  5. Step 5: Solve for x
    x = 18,860,435,805.12/153,025.60
  6. Step 6: Final answer
    x = 123,250.20

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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.