Home / 132,148.00-182,365.60-71,719.16

Finding the Fourth Proportional to 132,148.00, 182,365.60 and 71,719.16

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Solution

The fourth proportional to 132,148.00, 182,365.60 and 71,719.16 is: 98,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,148.00 : 182,365.60 = 71,719.16 : x
  2. Step 2: Convert to fraction form
    132,148.00/182,365.60 = 71,719.16/x
  3. Step 3: Cross multiply
    132,148.00x = 182,365.60 × 71,719.16
  4. Step 4: Simplify right side
    132,148.00x = 13,079,107,921.51
  5. Step 5: Solve for x
    x = 13,079,107,921.51/132,148.00
  6. Step 6: Final answer
    x = 98,973.18

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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.