Home / 49,712.99-74,569.48-40,929.46

Finding the Fourth Proportional to 49,712.99, 74,569.48 and 40,929.46

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Solution

The fourth proportional to 49,712.99, 74,569.48 and 40,929.46 is: 61,394.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,712.99 : 74,569.48 = 40,929.46 : x
  2. Step 2: Convert to fraction form
    49,712.99/74,569.48 = 40,929.46/x
  3. Step 3: Cross multiply
    49,712.99x = 74,569.48 × 40,929.46
  4. Step 4: Simplify right side
    49,712.99x = 3,052,088,260.13
  5. Step 5: Solve for x
    x = 3,052,088,260.13/49,712.99
  6. Step 6: Final answer
    x = 61,394.19

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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.