Home / 120,785.25-181,210.01-41,899.35

Finding the Fourth Proportional to 120,785.25, 181,210.01 and 41,899.35

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Solution

The fourth proportional to 120,785.25, 181,210.01 and 41,899.35 is: 62,860.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,785.25 : 181,210.01 = 41,899.35 : x
  2. Step 2: Convert to fraction form
    120,785.25/181,210.01 = 41,899.35/x
  3. Step 3: Cross multiply
    120,785.25x = 181,210.01 × 41,899.35
  4. Step 4: Simplify right side
    120,785.25x = 7,592,581,423.00
  5. Step 5: Solve for x
    x = 7,592,581,423.00/120,785.25
  6. Step 6: Final answer
    x = 62,860.17

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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.