Home / 98,988.45-148,510.31-32,475.36

Finding the Fourth Proportional to 98,988.45, 148,510.31 and 32,475.36

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Solution

The fourth proportional to 98,988.45, 148,510.31 and 32,475.36 is: 48,722.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,988.45 : 148,510.31 = 32,475.36 : x
  2. Step 2: Convert to fraction form
    98,988.45/148,510.31 = 32,475.36/x
  3. Step 3: Cross multiply
    98,988.45x = 148,510.31 × 32,475.36
  4. Step 4: Simplify right side
    98,988.45x = 4,822,925,618.58
  5. Step 5: Solve for x
    x = 4,822,925,618.58/98,988.45
  6. Step 6: Final answer
    x = 48,722.10

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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.