Home / 121,033.80-181,552.02-36,807.66

Finding the Fourth Proportional to 121,033.80, 181,552.02 and 36,807.66

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Solution

The fourth proportional to 121,033.80, 181,552.02 and 36,807.66 is: 55,211.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,033.80 : 181,552.02 = 36,807.66 : x
  2. Step 2: Convert to fraction form
    121,033.80/181,552.02 = 36,807.66/x
  3. Step 3: Cross multiply
    121,033.80x = 181,552.02 × 36,807.66
  4. Step 4: Simplify right side
    121,033.80x = 6,682,505,024.47
  5. Step 5: Solve for x
    x = 6,682,505,024.47/121,033.80
  6. Step 6: Final answer
    x = 55,211.89

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1.5x scale

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.