Home / 132,240.75-182,491.65-71,810.89

Finding the Fourth Proportional to 132,240.75, 182,491.65 and 71,810.89

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Solution

The fourth proportional to 132,240.75, 182,491.65 and 71,810.89 is: 99,098.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,240.75 : 182,491.65 = 71,810.89 : x
  2. Step 2: Convert to fraction form
    132,240.75/182,491.65 = 71,810.89/x
  3. Step 3: Cross multiply
    132,240.75x = 182,491.65 × 71,810.89
  4. Step 4: Simplify right side
    132,240.75x = 13,104,887,804.07
  5. Step 5: Solve for x
    x = 13,104,887,804.07/132,240.75
  6. Step 6: Final answer
    x = 99,098.71

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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.