Home / 74,873.27-103,329.30-40,884.92

Finding the Fourth Proportional to 74,873.27, 103,329.30 and 40,884.92

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Solution

The fourth proportional to 74,873.27, 103,329.30 and 40,884.92 is: 56,423.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,873.27 : 103,329.30 = 40,884.92 : x
  2. Step 2: Convert to fraction form
    74,873.27/103,329.30 = 40,884.92/x
  3. Step 3: Cross multiply
    74,873.27x = 103,329.30 × 40,884.92
  4. Step 4: Simplify right side
    74,873.27x = 4,224,610,422.48
  5. Step 5: Solve for x
    x = 4,224,610,422.48/74,873.27
  6. Step 6: Final answer
    x = 56,423.48

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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.