Home / 151,965.40-227,948.10-144,707.80

Finding the Fourth Proportional to 151,965.40, 227,948.10 and 144,707.80

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Solution

The fourth proportional to 151,965.40, 227,948.10 and 144,707.80 is: 217,061.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,965.40 : 227,948.10 = 144,707.80 : x
  2. Step 2: Convert to fraction form
    151,965.40/227,948.10 = 144,707.80/x
  3. Step 3: Cross multiply
    151,965.40x = 227,948.10 × 144,707.80
  4. Step 4: Simplify right side
    151,965.40x = 32,985,868,065.18
  5. Step 5: Solve for x
    x = 32,985,868,065.18/151,965.40
  6. Step 6: Final answer
    x = 217,061.70

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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.