Home / 185,344.56-255,775.68-100,461.60

Finding the Fourth Proportional to 185,344.56, 255,775.68 and 100,461.60

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Solution

The fourth proportional to 185,344.56, 255,775.68 and 100,461.60 is: 138,637.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,344.56 : 255,775.68 = 100,461.60 : x
  2. Step 2: Convert to fraction form
    185,344.56/255,775.68 = 100,461.60/x
  3. Step 3: Cross multiply
    185,344.56x = 255,775.68 × 100,461.60
  4. Step 4: Simplify right side
    185,344.56x = 25,695,634,053.89
  5. Step 5: Solve for x
    x = 25,695,634,053.89/185,344.56
  6. Step 6: Final answer
    x = 138,637.11

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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.