Home / 84,623.68-116,833.86-54,461.54

Finding the Fourth Proportional to 84,623.68, 116,833.86 and 54,461.54

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Solution

The fourth proportional to 84,623.68, 116,833.86 and 54,461.54 is: 75,191.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,623.68 : 116,833.86 = 54,461.54 : x
  2. Step 2: Convert to fraction form
    84,623.68/116,833.86 = 54,461.54/x
  3. Step 3: Cross multiply
    84,623.68x = 116,833.86 × 54,461.54
  4. Step 4: Simplify right side
    84,623.68x = 6,362,952,231.83
  5. Step 5: Solve for x
    x = 6,362,952,231.83/84,623.68
  6. Step 6: Final answer
    x = 75,191.15

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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.