Home / 132,541.03-182,904.60-72,110.29

Finding the Fourth Proportional to 132,541.03, 182,904.60 and 72,110.29

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Solution

The fourth proportional to 132,541.03, 182,904.60 and 72,110.29 is: 99,511.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,541.03 : 182,904.60 = 72,110.29 : x
  2. Step 2: Convert to fraction form
    132,541.03/182,904.60 = 72,110.29/x
  3. Step 3: Cross multiply
    132,541.03x = 182,904.60 × 72,110.29
  4. Step 4: Simplify right side
    132,541.03x = 13,189,303,748.33
  5. Step 5: Solve for x
    x = 13,189,303,748.33/132,541.03
  6. Step 6: Final answer
    x = 99,511.10

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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.