Home / 126,127.08-174,056.58-69,540.52

Finding the Fourth Proportional to 126,127.08, 174,056.58 and 69,540.52

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Solution

The fourth proportional to 126,127.08, 174,056.58 and 69,540.52 is: 95,966.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,127.08 : 174,056.58 = 69,540.52 : x
  2. Step 2: Convert to fraction form
    126,127.08/174,056.58 = 69,540.52/x
  3. Step 3: Cross multiply
    126,127.08x = 174,056.58 × 69,540.52
  4. Step 4: Simplify right side
    126,127.08x = 12,103,985,082.62
  5. Step 5: Solve for x
    x = 12,103,985,082.62/126,127.08
  6. Step 6: Final answer
    x = 95,966.58

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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.