Home / 98,275.52-147,391.68-39,100.16

Finding the Fourth Proportional to 98,275.52, 147,391.68 and 39,100.16

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Solution

The fourth proportional to 98,275.52, 147,391.68 and 39,100.16 is: 58,641.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,275.52 : 147,391.68 = 39,100.16 : x
  2. Step 2: Convert to fraction form
    98,275.52/147,391.68 = 39,100.16/x
  3. Step 3: Cross multiply
    98,275.52x = 147,391.68 × 39,100.16
  4. Step 4: Simplify right side
    98,275.52x = 5,763,038,270.67
  5. Step 5: Solve for x
    x = 5,763,038,270.67/98,275.52
  6. Step 6: Final answer
    x = 58,641.65

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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.