Home / 84,550.47-116,679.42-48,740.28

Finding the Fourth Proportional to 84,550.47, 116,679.42 and 48,740.28

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Solution

The fourth proportional to 84,550.47, 116,679.42 and 48,740.28 is: 67,261.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,550.47 : 116,679.42 = 48,740.28 : x
  2. Step 2: Convert to fraction form
    84,550.47/116,679.42 = 48,740.28/x
  3. Step 3: Cross multiply
    84,550.47x = 116,679.42 × 48,740.28
  4. Step 4: Simplify right side
    84,550.47x = 5,686,987,601.04
  5. Step 5: Solve for x
    x = 5,686,987,601.04/84,550.47
  6. Step 6: Final answer
    x = 67,261.45

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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.