Home / 132,427.96-182,752.94-71,999.94

Finding the Fourth Proportional to 132,427.96, 182,752.94 and 71,999.94

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Solution

The fourth proportional to 132,427.96, 182,752.94 and 71,999.94 is: 99,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,427.96 : 182,752.94 = 71,999.94 : x
  2. Step 2: Convert to fraction form
    132,427.96/182,752.94 = 71,999.94/x
  3. Step 3: Cross multiply
    132,427.96x = 182,752.94 × 71,999.94
  4. Step 4: Simplify right side
    132,427.96x = 13,158,200,714.82
  5. Step 5: Solve for x
    x = 13,158,200,714.82/132,427.96
  6. Step 6: Final answer
    x = 99,361.20

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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.