Home / 126,474.18-174,533.13-69,884.34

Finding the Fourth Proportional to 126,474.18, 174,533.13 and 69,884.34

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Solution

The fourth proportional to 126,474.18, 174,533.13 and 69,884.34 is: 96,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,474.18 : 174,533.13 = 69,884.34 : x
  2. Step 2: Convert to fraction form
    126,474.18/174,533.13 = 69,884.34/x
  3. Step 3: Cross multiply
    126,474.18x = 174,533.13 × 69,884.34
  4. Step 4: Simplify right side
    126,474.18x = 12,197,132,598.18
  5. Step 5: Solve for x
    x = 12,197,132,598.18/126,474.18
  6. Step 6: Final answer
    x = 96,439.70

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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.