Home / 187,023.15-280,710.90-98,340.30

Finding the Fourth Proportional to 187,023.15, 280,710.90 and 98,340.30

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Solution

The fourth proportional to 187,023.15, 280,710.90 and 98,340.30 is: 147,603.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,023.15 : 280,710.90 = 98,340.30 : x
  2. Step 2: Convert to fraction form
    187,023.15/280,710.90 = 98,340.30/x
  3. Step 3: Cross multiply
    187,023.15x = 280,710.90 × 98,340.30
  4. Step 4: Simplify right side
    187,023.15x = 27,605,194,119.27
  5. Step 5: Solve for x
    x = 27,605,194,119.27/187,023.15
  6. Step 6: Final answer
    x = 147,603.09

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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.