Home / 72,025.63-108,178.49-58,708.39

Finding the Fourth Proportional to 72,025.63, 108,178.49 and 58,708.39

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Solution

The fourth proportional to 72,025.63, 108,178.49 and 58,708.39 is: 88,176.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,025.63 : 108,178.49 = 58,708.39 : x
  2. Step 2: Convert to fraction form
    72,025.63/108,178.49 = 58,708.39/x
  3. Step 3: Cross multiply
    72,025.63x = 108,178.49 × 58,708.39
  4. Step 4: Simplify right side
    72,025.63x = 6,350,984,980.53
  5. Step 5: Solve for x
    x = 6,350,984,980.53/72,025.63
  6. Step 6: Final answer
    x = 88,176.74

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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.