Home / 74,259.93-111,428.19-49,317.24

Finding the Fourth Proportional to 74,259.93, 111,428.19 and 49,317.24

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Solution

The fourth proportional to 74,259.93, 111,428.19 and 49,317.24 is: 74,001.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,259.93 : 111,428.19 = 49,317.24 : x
  2. Step 2: Convert to fraction form
    74,259.93/111,428.19 = 49,317.24/x
  3. Step 3: Cross multiply
    74,259.93x = 111,428.19 × 49,317.24
  4. Step 4: Simplify right side
    74,259.93x = 5,495,330,789.00
  5. Step 5: Solve for x
    x = 5,495,330,789.00/74,259.93
  6. Step 6: Final answer
    x = 74,001.29

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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.