Home / 121,084.50-181,633.57-36,847.40

Finding the Fourth Proportional to 121,084.50, 181,633.57 and 36,847.40

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Solution

The fourth proportional to 121,084.50, 181,633.57 and 36,847.40 is: 55,273.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,084.50 : 181,633.57 = 36,847.40 : x
  2. Step 2: Convert to fraction form
    121,084.50/181,633.57 = 36,847.40/x
  3. Step 3: Cross multiply
    121,084.50x = 181,633.57 × 36,847.40
  4. Step 4: Simplify right side
    121,084.50x = 6,692,724,807.22
  5. Step 5: Solve for x
    x = 6,692,724,807.22/121,084.50
  6. Step 6: Final answer
    x = 55,273.18

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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.