Home / 124,984.80-187,493.40-61,837.20

Finding the Fourth Proportional to 124,984.80, 187,493.40 and 61,837.20

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Solution

The fourth proportional to 124,984.80, 187,493.40 and 61,837.20 is: 92,763.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,984.80 : 187,493.40 = 61,837.20 : x
  2. Step 2: Convert to fraction form
    124,984.80/187,493.40 = 61,837.20/x
  3. Step 3: Cross multiply
    124,984.80x = 187,493.40 × 61,837.20
  4. Step 4: Simplify right side
    124,984.80x = 11,594,066,874.48
  5. Step 5: Solve for x
    x = 11,594,066,874.48/124,984.80
  6. Step 6: Final answer
    x = 92,763.82

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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.