Home / 132,147.90-182,365.44-71,719.08

Finding the Fourth Proportional to 132,147.90, 182,365.44 and 71,719.08

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Solution

The fourth proportional to 132,147.90, 182,365.44 and 71,719.08 is: 98,973.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,147.90 : 182,365.44 = 71,719.08 : x
  2. Step 2: Convert to fraction form
    132,147.90/182,365.44 = 71,719.08/x
  3. Step 3: Cross multiply
    132,147.90x = 182,365.44 × 71,719.08
  4. Step 4: Simplify right side
    132,147.90x = 13,079,081,580.60
  5. Step 5: Solve for x
    x = 13,079,081,580.60/132,147.90
  6. Step 6: Final answer
    x = 98,973.06

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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.