Home / 153,172.96-229,759.56-48,000.12

Finding the Fourth Proportional to 153,172.96, 229,759.56 and 48,000.12

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Solution

The fourth proportional to 153,172.96, 229,759.56 and 48,000.12 is: 72,000.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,172.96 : 229,759.56 = 48,000.12 : x
  2. Step 2: Convert to fraction form
    153,172.96/229,759.56 = 48,000.12/x
  3. Step 3: Cross multiply
    153,172.96x = 229,759.56 × 48,000.12
  4. Step 4: Simplify right side
    153,172.96x = 11,028,486,451.15
  5. Step 5: Solve for x
    x = 11,028,486,451.15/153,172.96
  6. Step 6: Final answer
    x = 72,000.22

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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.