Home / 185,541.96-256,048.00-100,659

Finding the Fourth Proportional to 185,541.96, 256,048.00 and 100,659

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Solution

The fourth proportional to 185,541.96, 256,048.00 and 100,659 is: 138,909.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,541.96 : 256,048.00 = 100,659 : x
  2. Step 2: Convert to fraction form
    185,541.96/256,048.00 = 100,659/x
  3. Step 3: Cross multiply
    185,541.96x = 256,048.00 × 100,659
  4. Step 4: Simplify right side
    185,541.96x = 25,773,535,380.35
  5. Step 5: Solve for x
    x = 25,773,535,380.35/185,541.96
  6. Step 6: Final answer
    x = 138,909.47

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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.