Home / 78,527.57-108,408.17-60,582.29

Finding the Fourth Proportional to 78,527.57, 108,408.17 and 60,582.29

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Solution

The fourth proportional to 78,527.57, 108,408.17 and 60,582.29 is: 83,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,527.57 : 108,408.17 = 60,582.29 : x
  2. Step 2: Convert to fraction form
    78,527.57/108,408.17 = 60,582.29/x
  3. Step 3: Cross multiply
    78,527.57x = 108,408.17 × 60,582.29
  4. Step 4: Simplify right side
    78,527.57x = 6,567,614,802.72
  5. Step 5: Solve for x
    x = 6,567,614,802.72/78,527.57
  6. Step 6: Final answer
    x = 83,634.51

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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.