Home / 83,928.85-115,821.51-46,203.10

Finding the Fourth Proportional to 83,928.85, 115,821.51 and 46,203.10

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Solution

The fourth proportional to 83,928.85, 115,821.51 and 46,203.10 is: 63,760.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,928.85 : 115,821.51 = 46,203.10 : x
  2. Step 2: Convert to fraction form
    83,928.85/115,821.51 = 46,203.10/x
  3. Step 3: Cross multiply
    83,928.85x = 115,821.51 × 46,203.10
  4. Step 4: Simplify right side
    83,928.85x = 5,351,312,808.68
  5. Step 5: Solve for x
    x = 5,351,312,808.68/83,928.85
  6. Step 6: Final answer
    x = 63,760.11

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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.