Home / 83,684.03-125,401.43-46,254.87

Finding the Fourth Proportional to 83,684.03, 125,401.43 and 46,254.87

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Solution

The fourth proportional to 83,684.03, 125,401.43 and 46,254.87 is: 69,313.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,684.03 : 125,401.43 = 46,254.87 : x
  2. Step 2: Convert to fraction form
    83,684.03/125,401.43 = 46,254.87/x
  3. Step 3: Cross multiply
    83,684.03x = 125,401.43 × 46,254.87
  4. Step 4: Simplify right side
    83,684.03x = 5,800,426,958.10
  5. Step 5: Solve for x
    x = 5,800,426,958.10/83,684.03
  6. Step 6: Final answer
    x = 69,313.43

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1.5x scale

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.