Home / 126,322.18-174,320.04-69,732.34

Finding the Fourth Proportional to 126,322.18, 174,320.04 and 69,732.34

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Solution

The fourth proportional to 126,322.18, 174,320.04 and 69,732.34 is: 96,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,322.18 : 174,320.04 = 69,732.34 : x
  2. Step 2: Convert to fraction form
    126,322.18/174,320.04 = 69,732.34/x
  3. Step 3: Cross multiply
    126,322.18x = 174,320.04 × 69,732.34
  4. Step 4: Simplify right side
    126,322.18x = 12,155,744,298.09
  5. Step 5: Solve for x
    x = 12,155,744,298.09/126,322.18
  6. Step 6: Final answer
    x = 96,228.11

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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.