Home / 143,010.38-196,654.48-124,114.70

Finding the Fourth Proportional to 143,010.38, 196,654.48 and 124,114.70

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Solution

The fourth proportional to 143,010.38, 196,654.48 and 124,114.70 is: 170,670.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,010.38 : 196,654.48 = 124,114.70 : x
  2. Step 2: Convert to fraction form
    143,010.38/196,654.48 = 124,114.70/x
  3. Step 3: Cross multiply
    143,010.38x = 196,654.48 × 124,114.70
  4. Step 4: Simplify right side
    143,010.38x = 24,407,710,495.30
  5. Step 5: Solve for x
    x = 24,407,710,495.30/143,010.38
  6. Step 6: Final answer
    x = 170,670.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.