Home / 179,574.19-247,816.13-99,005.11

Finding the Fourth Proportional to 179,574.19, 247,816.13 and 99,005.11

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Solution

The fourth proportional to 179,574.19, 247,816.13 and 99,005.11 is: 136,629.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,574.19 : 247,816.13 = 99,005.11 : x
  2. Step 2: Convert to fraction form
    179,574.19/247,816.13 = 99,005.11/x
  3. Step 3: Cross multiply
    179,574.19x = 247,816.13 × 99,005.11
  4. Step 4: Simplify right side
    179,574.19x = 24,535,063,210.42
  5. Step 5: Solve for x
    x = 24,535,063,210.42/179,574.19
  6. Step 6: Final answer
    x = 136,629.12

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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.