Home / 148,324.32-204,652.10-87,884.52

Finding the Fourth Proportional to 148,324.32, 204,652.10 and 87,884.52

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Solution

The fourth proportional to 148,324.32, 204,652.10 and 87,884.52 is: 121,259.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,324.32 : 204,652.10 = 87,884.52 : x
  2. Step 2: Convert to fraction form
    148,324.32/204,652.10 = 87,884.52/x
  3. Step 3: Cross multiply
    148,324.32x = 204,652.10 × 87,884.52
  4. Step 4: Simplify right side
    148,324.32x = 17,985,750,112.81
  5. Step 5: Solve for x
    x = 17,985,750,112.81/148,324.32
  6. Step 6: Final answer
    x = 121,259.62

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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.