Home / 153,534.06-230,368.05-53,765.85

Finding the Fourth Proportional to 153,534.06, 230,368.05 and 53,765.85

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Solution

The fourth proportional to 153,534.06, 230,368.05 and 53,765.85 is: 80,672.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,534.06 : 230,368.05 = 53,765.85 : x
  2. Step 2: Convert to fraction form
    153,534.06/230,368.05 = 53,765.85/x
  3. Step 3: Cross multiply
    153,534.06x = 230,368.05 × 53,765.85
  4. Step 4: Simplify right side
    153,534.06x = 12,385,934,021.09
  5. Step 5: Solve for x
    x = 12,385,934,021.09/153,534.06
  6. Step 6: Final answer
    x = 80,672.22

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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.