Home / 71,378.01-98,521.92-43,085.52

Finding the Fourth Proportional to 71,378.01, 98,521.92 and 43,085.52

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Solution

The fourth proportional to 71,378.01, 98,521.92 and 43,085.52 is: 59,470.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,378.01 : 98,521.92 = 43,085.52 : x
  2. Step 2: Convert to fraction form
    71,378.01/98,521.92 = 43,085.52/x
  3. Step 3: Cross multiply
    71,378.01x = 98,521.92 × 43,085.52
  4. Step 4: Simplify right side
    71,378.01x = 4,244,868,154.60
  5. Step 5: Solve for x
    x = 4,244,868,154.60/71,378.01
  6. Step 6: Final answer
    x = 59,470.25

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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.