Home / 84,631.74-116,760.54-50,641.02

Finding the Fourth Proportional to 84,631.74, 116,760.54 and 50,641.02

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Solution

The fourth proportional to 84,631.74, 116,760.54 and 50,641.02 is: 69,865.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,631.74 : 116,760.54 = 50,641.02 : x
  2. Step 2: Convert to fraction form
    84,631.74/116,760.54 = 50,641.02/x
  3. Step 3: Cross multiply
    84,631.74x = 116,760.54 × 50,641.02
  4. Step 4: Simplify right side
    84,631.74x = 5,912,872,841.35
  5. Step 5: Solve for x
    x = 5,912,872,841.35/84,631.74
  6. Step 6: Final answer
    x = 69,865.90

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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.