Home / 49,803.29-68,720.49-29,659.65

Finding the Fourth Proportional to 49,803.29, 68,720.49 and 29,659.65

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Solution

The fourth proportional to 49,803.29, 68,720.49 and 29,659.65 is: 40,925.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,803.29 : 68,720.49 = 29,659.65 : x
  2. Step 2: Convert to fraction form
    49,803.29/68,720.49 = 29,659.65/x
  3. Step 3: Cross multiply
    49,803.29x = 68,720.49 × 29,659.65
  4. Step 4: Simplify right side
    49,803.29x = 2,038,225,681.23
  5. Step 5: Solve for x
    x = 2,038,225,681.23/49,803.29
  6. Step 6: Final answer
    x = 40,925.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.