Home / 176,337.30-243,180.91-135,986.34

Finding the Fourth Proportional to 176,337.30, 243,180.91 and 135,986.34

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Solution

The fourth proportional to 176,337.30, 243,180.91 and 135,986.34 is: 187,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,337.30 : 243,180.91 = 135,986.34 : x
  2. Step 2: Convert to fraction form
    176,337.30/243,180.91 = 135,986.34/x
  3. Step 3: Cross multiply
    176,337.30x = 243,180.91 × 135,986.34
  4. Step 4: Simplify right side
    176,337.30x = 33,069,281,908.77
  5. Step 5: Solve for x
    x = 33,069,281,908.77/176,337.30
  6. Step 6: Final answer
    x = 187,534.24

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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.