Home / 132,152.36-182,370.34-71,722.98

Finding the Fourth Proportional to 132,152.36, 182,370.34 and 71,722.98

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Solution

The fourth proportional to 132,152.36, 182,370.34 and 71,722.98 is: 98,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,152.36 : 182,370.34 = 71,722.98 : x
  2. Step 2: Convert to fraction form
    132,152.36/182,370.34 = 71,722.98/x
  3. Step 3: Cross multiply
    132,152.36x = 182,370.34 × 71,722.98
  4. Step 4: Simplify right side
    132,152.36x = 13,080,144,248.41
  5. Step 5: Solve for x
    x = 13,080,144,248.41/132,152.36
  6. Step 6: Final answer
    x = 98,977.76

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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.