Home / 83,961.28-115,864.32-46,235.84

Finding the Fourth Proportional to 83,961.28, 115,864.32 and 46,235.84

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Solution

The fourth proportional to 83,961.28, 115,864.32 and 46,235.84 is: 63,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,961.28 : 115,864.32 = 46,235.84 : x
  2. Step 2: Convert to fraction form
    83,961.28/115,864.32 = 46,235.84/x
  3. Step 3: Cross multiply
    83,961.28x = 115,864.32 × 46,235.84
  4. Step 4: Simplify right side
    83,961.28x = 5,357,084,161.23
  5. Step 5: Solve for x
    x = 5,357,084,161.23/83,961.28
  6. Step 6: Final answer
    x = 63,804.22

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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.