Home / 126,123.36-174,047.60-69,534.88

Finding the Fourth Proportional to 126,123.36, 174,047.60 and 69,534.88

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Solution

The fourth proportional to 126,123.36, 174,047.60 and 69,534.88 is: 95,956.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,123.36 : 174,047.60 = 69,534.88 : x
  2. Step 2: Convert to fraction form
    126,123.36/174,047.60 = 69,534.88/x
  3. Step 3: Cross multiply
    126,123.36x = 174,047.60 × 69,534.88
  4. Step 4: Simplify right side
    126,123.36x = 12,102,378,980.29
  5. Step 5: Solve for x
    x = 12,102,378,980.29/126,123.36
  6. Step 6: Final answer
    x = 95,956.68

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1.5x scale

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.