Home / 132,304.19-182,580.08-71,874.34

Finding the Fourth Proportional to 132,304.19, 182,580.08 and 71,874.34

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Solution

The fourth proportional to 132,304.19, 182,580.08 and 71,874.34 is: 99,186.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,304.19 : 182,580.08 = 71,874.34 : x
  2. Step 2: Convert to fraction form
    132,304.19/182,580.08 = 71,874.34/x
  3. Step 3: Cross multiply
    132,304.19x = 182,580.08 × 71,874.34
  4. Step 4: Simplify right side
    132,304.19x = 13,122,821,931.33
  5. Step 5: Solve for x
    x = 13,122,821,931.33/132,304.19
  6. Step 6: Final answer
    x = 99,186.75

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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.