Home / 179,098.79-247,148.53-98,521.20

Finding the Fourth Proportional to 179,098.79, 247,148.53 and 98,521.20

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Solution

The fourth proportional to 179,098.79, 247,148.53 and 98,521.20 is: 135,954.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,098.79 : 247,148.53 = 98,521.20 : x
  2. Step 2: Convert to fraction form
    179,098.79/247,148.53 = 98,521.20/x
  3. Step 3: Cross multiply
    179,098.79x = 247,148.53 × 98,521.20
  4. Step 4: Simplify right side
    179,098.79x = 24,349,369,753.84
  5. Step 5: Solve for x
    x = 24,349,369,753.84/179,098.79
  6. Step 6: Final answer
    x = 135,954.97

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1.5x scale

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.