Home / 130,599.04-179,974.02-88,083.76

Finding the Fourth Proportional to 130,599.04, 179,974.02 and 88,083.76

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Solution

The fourth proportional to 130,599.04, 179,974.02 and 88,083.76 is: 121,385.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,599.04 : 179,974.02 = 88,083.76 : x
  2. Step 2: Convert to fraction form
    130,599.04/179,974.02 = 88,083.76/x
  3. Step 3: Cross multiply
    130,599.04x = 179,974.02 × 88,083.76
  4. Step 4: Simplify right side
    130,599.04x = 15,852,788,383.92
  5. Step 5: Solve for x
    x = 15,852,788,383.92/130,599.04
  6. Step 6: Final answer
    x = 121,385.18

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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.