Home / 84,541.80-116,680.12-48,724.82

Finding the Fourth Proportional to 84,541.80, 116,680.12 and 48,724.82

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Solution

The fourth proportional to 84,541.80, 116,680.12 and 48,724.82 is: 67,247.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,541.80 : 116,680.12 = 48,724.82 : x
  2. Step 2: Convert to fraction form
    84,541.80/116,680.12 = 48,724.82/x
  3. Step 3: Cross multiply
    84,541.80x = 116,680.12 × 48,724.82
  4. Step 4: Simplify right side
    84,541.80x = 5,685,217,139.37
  5. Step 5: Solve for x
    x = 5,685,217,139.37/84,541.80
  6. Step 6: Final answer
    x = 67,247.41

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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.