Home / 181,541.12-250,511.83-105,065.80

Finding the Fourth Proportional to 181,541.12, 250,511.83 and 105,065.80

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Solution

The fourth proportional to 181,541.12, 250,511.83 and 105,065.80 is: 144,982.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,541.12 : 250,511.83 = 105,065.80 : x
  2. Step 2: Convert to fraction form
    181,541.12/250,511.83 = 105,065.80/x
  3. Step 3: Cross multiply
    181,541.12x = 250,511.83 × 105,065.80
  4. Step 4: Simplify right side
    181,541.12x = 26,320,224,939.47
  5. Step 5: Solve for x
    x = 26,320,224,939.47/181,541.12
  6. Step 6: Final answer
    x = 144,982.17

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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.