Home / 176,710.21-243,856.73-98,125.53

Finding the Fourth Proportional to 176,710.21, 243,856.73 and 98,125.53

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Solution

The fourth proportional to 176,710.21, 243,856.73 and 98,125.53 is: 135,411.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,710.21 : 243,856.73 = 98,125.53 : x
  2. Step 2: Convert to fraction form
    176,710.21/243,856.73 = 98,125.53/x
  3. Step 3: Cross multiply
    176,710.21x = 243,856.73 × 98,125.53
  4. Step 4: Simplify right side
    176,710.21x = 23,928,569,654.21
  5. Step 5: Solve for x
    x = 23,928,569,654.21/176,710.21
  6. Step 6: Final answer
    x = 135,411.36

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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.