Home / 98,240.06-147,360.10-42,043.76

Finding the Fourth Proportional to 98,240.06, 147,360.10 and 42,043.76

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Solution

The fourth proportional to 98,240.06, 147,360.10 and 42,043.76 is: 63,065.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,240.06 : 147,360.10 = 42,043.76 : x
  2. Step 2: Convert to fraction form
    98,240.06/147,360.10 = 42,043.76/x
  3. Step 3: Cross multiply
    98,240.06x = 147,360.10 × 42,043.76
  4. Step 4: Simplify right side
    98,240.06x = 6,195,571,836.07
  5. Step 5: Solve for x
    x = 6,195,571,836.07/98,240.06
  6. Step 6: Final answer
    x = 63,065.63

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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.