Home / 98,330.92-147,644.07-56,258.50

Finding the Fourth Proportional to 98,330.92, 147,644.07 and 56,258.50

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Solution

The fourth proportional to 98,330.92, 147,644.07 and 56,258.50 is: 84,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,330.92 : 147,644.07 = 56,258.50 : x
  2. Step 2: Convert to fraction form
    98,330.92/147,644.07 = 56,258.50/x
  3. Step 3: Cross multiply
    98,330.92x = 147,644.07 × 56,258.50
  4. Step 4: Simplify right side
    98,330.92x = 8,306,233,912.10
  5. Step 5: Solve for x
    x = 8,306,233,912.10/98,330.92
  6. Step 6: Final answer
    x = 84,472.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.