Home / 116,419.38-174,482.98-49,781.18

Finding the Fourth Proportional to 116,419.38, 174,482.98 and 49,781.18

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Solution

The fourth proportional to 116,419.38, 174,482.98 and 49,781.18 is: 74,609.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,419.38 : 174,482.98 = 49,781.18 : x
  2. Step 2: Convert to fraction form
    116,419.38/174,482.98 = 49,781.18/x
  3. Step 3: Cross multiply
    116,419.38x = 174,482.98 × 49,781.18
  4. Step 4: Simplify right side
    116,419.38x = 8,685,968,634.32
  5. Step 5: Solve for x
    x = 8,685,968,634.32/116,419.38
  6. Step 6: Final answer
    x = 74,609.30

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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.