Home / 124,968.06-187,358.40-40,677.84

Finding the Fourth Proportional to 124,968.06, 187,358.40 and 40,677.84

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Solution

The fourth proportional to 124,968.06, 187,358.40 and 40,677.84 is: 60,986.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,968.06 : 187,358.40 = 40,677.84 : x
  2. Step 2: Convert to fraction form
    124,968.06/187,358.40 = 40,677.84/x
  3. Step 3: Cross multiply
    124,968.06x = 187,358.40 × 40,677.84
  4. Step 4: Simplify right side
    124,968.06x = 7,621,335,017.86
  5. Step 5: Solve for x
    x = 7,621,335,017.86/124,968.06
  6. Step 6: Final answer
    x = 60,986.26

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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.