Home / 126,123.06-174,051-69,536.46

Finding the Fourth Proportional to 126,123.06, 174,051 and 69,536.46

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Solution

The fourth proportional to 126,123.06, 174,051 and 69,536.46 is: 95,960.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,123.06 : 174,051 = 69,536.46 : x
  2. Step 2: Convert to fraction form
    126,123.06/174,051 = 69,536.46/x
  3. Step 3: Cross multiply
    126,123.06x = 174,051 × 69,536.46
  4. Step 4: Simplify right side
    126,123.06x = 12,102,890,399.46
  5. Step 5: Solve for x
    x = 12,102,890,399.46/126,123.06
  6. Step 6: Final answer
    x = 95,960.96

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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.