Home / 106,884.08-147,503-59,141.76

Finding the Fourth Proportional to 106,884.08, 147,503 and 59,141.76

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Solution

The fourth proportional to 106,884.08, 147,503 and 59,141.76 is: 81,617.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,884.08 : 147,503 = 59,141.76 : x
  2. Step 2: Convert to fraction form
    106,884.08/147,503 = 59,141.76/x
  3. Step 3: Cross multiply
    106,884.08x = 147,503 × 59,141.76
  4. Step 4: Simplify right side
    106,884.08x = 8,723,587,025.28
  5. Step 5: Solve for x
    x = 8,723,587,025.28/106,884.08
  6. Step 6: Final answer
    x = 81,617.27

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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.