Home / 84,121.77-116,058.72-53,923.74

Finding the Fourth Proportional to 84,121.77, 116,058.72 and 53,923.74

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Solution

The fourth proportional to 84,121.77, 116,058.72 and 53,923.74 is: 74,395.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,121.77 : 116,058.72 = 53,923.74 : x
  2. Step 2: Convert to fraction form
    84,121.77/116,058.72 = 53,923.74/x
  3. Step 3: Cross multiply
    84,121.77x = 116,058.72 × 53,923.74
  4. Step 4: Simplify right side
    84,121.77x = 6,258,320,242.01
  5. Step 5: Solve for x
    x = 6,258,320,242.01/84,121.77
  6. Step 6: Final answer
    x = 74,395.96

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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.