Home / 181,368.21-250,283.10-100,793.70

Finding the Fourth Proportional to 181,368.21, 250,283.10 and 100,793.70

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Solution

The fourth proportional to 181,368.21, 250,283.10 and 100,793.70 is: 139,092.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,368.21 : 250,283.10 = 100,793.70 : x
  2. Step 2: Convert to fraction form
    181,368.21/250,283.10 = 100,793.70/x
  3. Step 3: Cross multiply
    181,368.21x = 250,283.10 × 100,793.70
  4. Step 4: Simplify right side
    181,368.21x = 25,226,959,696.47
  5. Step 5: Solve for x
    x = 25,226,959,696.47/181,368.21
  6. Step 6: Final answer
    x = 139,092.51

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1.5x scale

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.