Home / 98,253.12-147,256.44-42,027.24

Finding the Fourth Proportional to 98,253.12, 147,256.44 and 42,027.24

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Solution

The fourth proportional to 98,253.12, 147,256.44 and 42,027.24 is: 62,988.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,253.12 : 147,256.44 = 42,027.24 : x
  2. Step 2: Convert to fraction form
    98,253.12/147,256.44 = 42,027.24/x
  3. Step 3: Cross multiply
    98,253.12x = 147,256.44 × 42,027.24
  4. Step 4: Simplify right side
    98,253.12x = 6,188,781,745.43
  5. Step 5: Solve for x
    x = 6,188,781,745.43/98,253.12
  6. Step 6: Final answer
    x = 62,988.14

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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.