Home / 176,438.40-243,480.78-95,864.10

Finding the Fourth Proportional to 176,438.40, 243,480.78 and 95,864.10

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Solution

The fourth proportional to 176,438.40, 243,480.78 and 95,864.10 is: 132,290.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,438.40 : 243,480.78 = 95,864.10 : x
  2. Step 2: Convert to fraction form
    176,438.40/243,480.78 = 95,864.10/x
  3. Step 3: Cross multiply
    176,438.40x = 243,480.78 × 95,864.10
  4. Step 4: Simplify right side
    176,438.40x = 23,341,065,842.00
  5. Step 5: Solve for x
    x = 23,341,065,842.00/176,438.40
  6. Step 6: Final answer
    x = 132,290.17

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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.