Home / 97,340.89-145,948.56-38,182.54

Finding the Fourth Proportional to 97,340.89, 145,948.56 and 38,182.54

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Solution

The fourth proportional to 97,340.89, 145,948.56 and 38,182.54 is: 57,249.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,340.89 : 145,948.56 = 38,182.54 : x
  2. Step 2: Convert to fraction form
    97,340.89/145,948.56 = 38,182.54/x
  3. Step 3: Cross multiply
    97,340.89x = 145,948.56 × 38,182.54
  4. Step 4: Simplify right side
    97,340.89x = 5,572,686,730.14
  5. Step 5: Solve for x
    x = 5,572,686,730.14/97,340.89
  6. Step 6: Final answer
    x = 57,249.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.