Home / 179,043.11-247,079.58-98,476.10

Finding the Fourth Proportional to 179,043.11, 247,079.58 and 98,476.10

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Solution

The fourth proportional to 179,043.11, 247,079.58 and 98,476.10 is: 135,897.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,043.11 : 247,079.58 = 98,476.10 : x
  2. Step 2: Convert to fraction form
    179,043.11/247,079.58 = 98,476.10/x
  3. Step 3: Cross multiply
    179,043.11x = 247,079.58 × 98,476.10
  4. Step 4: Simplify right side
    179,043.11x = 24,331,433,428.04
  5. Step 5: Solve for x
    x = 24,331,433,428.04/179,043.11
  6. Step 6: Final answer
    x = 135,897.07

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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.