Home / 132,325.30-182,605.75-71,894.58

Finding the Fourth Proportional to 132,325.30, 182,605.75 and 71,894.58

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Solution

The fourth proportional to 132,325.30, 182,605.75 and 71,894.58 is: 99,212.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,325.30 : 182,605.75 = 71,894.58 : x
  2. Step 2: Convert to fraction form
    132,325.30/182,605.75 = 71,894.58/x
  3. Step 3: Cross multiply
    132,325.30x = 182,605.75 × 71,894.58
  4. Step 4: Simplify right side
    132,325.30x = 13,128,363,701.84
  5. Step 5: Solve for x
    x = 13,128,363,701.84/132,325.30
  6. Step 6: Final answer
    x = 99,212.80

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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.