Home / 124,962.56-187,424.60-40,722.52

Finding the Fourth Proportional to 124,962.56, 187,424.60 and 40,722.52

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Solution

The fourth proportional to 124,962.56, 187,424.60 and 40,722.52 is: 61,077.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,962.56 : 187,424.60 = 40,722.52 : x
  2. Step 2: Convert to fraction form
    124,962.56/187,424.60 = 40,722.52/x
  3. Step 3: Cross multiply
    124,962.56x = 187,424.60 × 40,722.52
  4. Step 4: Simplify right side
    124,962.56x = 7,632,401,349.82
  5. Step 5: Solve for x
    x = 7,632,401,349.82/124,962.56
  6. Step 6: Final answer
    x = 61,077.50

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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.