Home / 176,533.92-243,595.62-100,061.82

Finding the Fourth Proportional to 176,533.92, 243,595.62 and 100,061.82

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Solution

The fourth proportional to 176,533.92, 243,595.62 and 100,061.82 is: 138,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,533.92 : 243,595.62 = 100,061.82 : x
  2. Step 2: Convert to fraction form
    176,533.92/243,595.62 = 100,061.82/x
  3. Step 3: Cross multiply
    176,533.92x = 243,595.62 × 100,061.82
  4. Step 4: Simplify right side
    176,533.92x = 24,374,621,081.23
  5. Step 5: Solve for x
    x = 24,374,621,081.23/176,533.92
  6. Step 6: Final answer
    x = 138,073.30

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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.