Home / 176,356.11-243,205.65-136,005.96

Finding the Fourth Proportional to 176,356.11, 243,205.65 and 136,005.96

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Solution

The fourth proportional to 176,356.11, 243,205.65 and 136,005.96 is: 187,560.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,356.11 : 243,205.65 = 136,005.96 : x
  2. Step 2: Convert to fraction form
    176,356.11/243,205.65 = 136,005.96/x
  3. Step 3: Cross multiply
    176,356.11x = 243,205.65 × 136,005.96
  4. Step 4: Simplify right side
    176,356.11x = 33,077,417,905.67
  5. Step 5: Solve for x
    x = 33,077,417,905.67/176,356.11
  6. Step 6: Final answer
    x = 187,560.37

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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.