Home / 132,341.56-182,630.93-71,912.39

Finding the Fourth Proportional to 132,341.56, 182,630.93 and 71,912.39

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Solution

The fourth proportional to 132,341.56, 182,630.93 and 71,912.39 is: 99,238.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,341.56 : 182,630.93 = 71,912.39 : x
  2. Step 2: Convert to fraction form
    132,341.56/182,630.93 = 71,912.39/x
  3. Step 3: Cross multiply
    132,341.56x = 182,630.93 × 71,912.39
  4. Step 4: Simplify right side
    132,341.56x = 13,133,425,391.51
  5. Step 5: Solve for x
    x = 13,133,425,391.51/132,341.56
  6. Step 6: Final answer
    x = 99,238.86

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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.