Home / 151,480.20-227,220.30-98,603.40

Finding the Fourth Proportional to 151,480.20, 227,220.30 and 98,603.40

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Solution

The fourth proportional to 151,480.20, 227,220.30 and 98,603.40 is: 147,905.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,480.20 : 227,220.30 = 98,603.40 : x
  2. Step 2: Convert to fraction form
    151,480.20/227,220.30 = 98,603.40/x
  3. Step 3: Cross multiply
    151,480.20x = 227,220.30 × 98,603.40
  4. Step 4: Simplify right side
    151,480.20x = 22,404,694,129.02
  5. Step 5: Solve for x
    x = 22,404,694,129.02/151,480.20
  6. Step 6: Final answer
    x = 147,905.10

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1.5x scale

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.