Home / 185,557.02-255,899.61-156,936.69

Finding the Fourth Proportional to 185,557.02, 255,899.61 and 156,936.69

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Solution

The fourth proportional to 185,557.02, 255,899.61 and 156,936.69 is: 216,429.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,557.02 : 255,899.61 = 156,936.69 : x
  2. Step 2: Convert to fraction form
    185,557.02/255,899.61 = 156,936.69/x
  3. Step 3: Cross multiply
    185,557.02x = 255,899.61 × 156,936.69
  4. Step 4: Simplify right side
    185,557.02x = 40,160,037,765.69
  5. Step 5: Solve for x
    x = 40,160,037,765.69/185,557.02
  6. Step 6: Final answer
    x = 216,429.63

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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.