Home / 98,037.12-147,011.52-27,900.48

Finding the Fourth Proportional to 98,037.12, 147,011.52 and 27,900.48

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Solution

The fourth proportional to 98,037.12, 147,011.52 and 27,900.48 is: 41,838.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,037.12 : 147,011.52 = 27,900.48 : x
  2. Step 2: Convert to fraction form
    98,037.12/147,011.52 = 27,900.48/x
  3. Step 3: Cross multiply
    98,037.12x = 147,011.52 × 27,900.48
  4. Step 4: Simplify right side
    98,037.12x = 4,101,691,973.53
  5. Step 5: Solve for x
    x = 4,101,691,973.53/98,037.12
  6. Step 6: Final answer
    x = 41,838.15

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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.