Home / 79,824.83-110,148.13-49,615.07

Finding the Fourth Proportional to 79,824.83, 110,148.13 and 49,615.07

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Solution

The fourth proportional to 79,824.83, 110,148.13 and 49,615.07 is: 68,462.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,824.83 : 110,148.13 = 49,615.07 : x
  2. Step 2: Convert to fraction form
    79,824.83/110,148.13 = 49,615.07/x
  3. Step 3: Cross multiply
    79,824.83x = 110,148.13 × 49,615.07
  4. Step 4: Simplify right side
    79,824.83x = 5,465,007,180.32
  5. Step 5: Solve for x
    x = 5,465,007,180.32/79,824.83
  6. Step 6: Final answer
    x = 68,462.50

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1.5x scale

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.