Home / 72,559.18-108,838.77-25,812.46

Finding the Fourth Proportional to 72,559.18, 108,838.77 and 25,812.46

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Solution

The fourth proportional to 72,559.18, 108,838.77 and 25,812.46 is: 38,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,559.18 : 108,838.77 = 25,812.46 : x
  2. Step 2: Convert to fraction form
    72,559.18/108,838.77 = 25,812.46/x
  3. Step 3: Cross multiply
    72,559.18x = 108,838.77 × 25,812.46
  4. Step 4: Simplify right side
    72,559.18x = 2,809,396,397.07
  5. Step 5: Solve for x
    x = 2,809,396,397.07/72,559.18
  6. Step 6: Final answer
    x = 38,718.69

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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.