Home / 96,439.06-144,681.68-40,247.88

Finding the Fourth Proportional to 96,439.06, 144,681.68 and 40,247.88

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Solution

The fourth proportional to 96,439.06, 144,681.68 and 40,247.88 is: 60,381.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,439.06 : 144,681.68 = 40,247.88 : x
  2. Step 2: Convert to fraction form
    96,439.06/144,681.68 = 40,247.88/x
  3. Step 3: Cross multiply
    96,439.06x = 144,681.68 × 40,247.88
  4. Step 4: Simplify right side
    96,439.06x = 5,823,130,894.84
  5. Step 5: Solve for x
    x = 5,823,130,894.84/96,439.06
  6. Step 6: Final answer
    x = 60,381.46

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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.