Home / 121,981.35-182,866.77-58,714.41

Finding the Fourth Proportional to 121,981.35, 182,866.77 and 58,714.41

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Solution

The fourth proportional to 121,981.35, 182,866.77 and 58,714.41 is: 88,020.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,981.35 : 182,866.77 = 58,714.41 : x
  2. Step 2: Convert to fraction form
    121,981.35/182,866.77 = 58,714.41/x
  3. Step 3: Cross multiply
    121,981.35x = 182,866.77 × 58,714.41
  4. Step 4: Simplify right side
    121,981.35x = 10,736,914,509.16
  5. Step 5: Solve for x
    x = 10,736,914,509.16/121,981.35
  6. Step 6: Final answer
    x = 88,020.95

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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.