Home / 98,721.63-148,082.33-32,161.66

Finding the Fourth Proportional to 98,721.63, 148,082.33 and 32,161.66

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Solution

The fourth proportional to 98,721.63, 148,082.33 and 32,161.66 is: 48,242.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,721.63 : 148,082.33 = 32,161.66 : x
  2. Step 2: Convert to fraction form
    98,721.63/148,082.33 = 32,161.66/x
  3. Step 3: Cross multiply
    98,721.63x = 148,082.33 × 32,161.66
  4. Step 4: Simplify right side
    98,721.63x = 4,762,573,259.67
  5. Step 5: Solve for x
    x = 4,762,573,259.67/98,721.63
  6. Step 6: Final answer
    x = 48,242.45

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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.