Home / 110,172.24-152,031.66-62,424.54

Finding the Fourth Proportional to 110,172.24, 152,031.66 and 62,424.54

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Solution

The fourth proportional to 110,172.24, 152,031.66 and 62,424.54 is: 86,142.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,172.24 : 152,031.66 = 62,424.54 : x
  2. Step 2: Convert to fraction form
    110,172.24/152,031.66 = 62,424.54/x
  3. Step 3: Cross multiply
    110,172.24x = 152,031.66 × 62,424.54
  4. Step 4: Simplify right side
    110,172.24x = 9,490,506,440.94
  5. Step 5: Solve for x
    x = 9,490,506,440.94/110,172.24
  6. Step 6: Final answer
    x = 86,142.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.