Home / 71,160.06-98,199.99-38,894.52

Finding the Fourth Proportional to 71,160.06, 98,199.99 and 38,894.52

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Solution

The fourth proportional to 71,160.06, 98,199.99 and 38,894.52 is: 53,673.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,160.06 : 98,199.99 = 38,894.52 : x
  2. Step 2: Convert to fraction form
    71,160.06/98,199.99 = 38,894.52/x
  3. Step 3: Cross multiply
    71,160.06x = 98,199.99 × 38,894.52
  4. Step 4: Simplify right side
    71,160.06x = 3,819,441,475.05
  5. Step 5: Solve for x
    x = 3,819,441,475.05/71,160.06
  6. Step 6: Final answer
    x = 53,673.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.