Home / 98,034.88-147,109.74-38,863.16

Finding the Fourth Proportional to 98,034.88, 147,109.74 and 38,863.16

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Solution

The fourth proportional to 98,034.88, 147,109.74 and 38,863.16 is: 58,317.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,034.88 : 147,109.74 = 38,863.16 : x
  2. Step 2: Convert to fraction form
    98,034.88/147,109.74 = 38,863.16/x
  3. Step 3: Cross multiply
    98,034.88x = 147,109.74 × 38,863.16
  4. Step 4: Simplify right side
    98,034.88x = 5,717,149,363.18
  5. Step 5: Solve for x
    x = 5,717,149,363.18/98,034.88
  6. Step 6: Final answer
    x = 58,317.50

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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.