Home / 73,312.50-109,999.92-49,646.72

Finding the Fourth Proportional to 73,312.50, 109,999.92 and 49,646.72

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Solution

The fourth proportional to 73,312.50, 109,999.92 and 49,646.72 is: 74,491.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,312.50 : 109,999.92 = 49,646.72 : x
  2. Step 2: Convert to fraction form
    73,312.50/109,999.92 = 49,646.72/x
  3. Step 3: Cross multiply
    73,312.50x = 109,999.92 × 49,646.72
  4. Step 4: Simplify right side
    73,312.50x = 5,461,135,228.26
  5. Step 5: Solve for x
    x = 5,461,135,228.26/73,312.50
  6. Step 6: Final answer
    x = 74,491.19

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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.