Home / 84,549.85-116,622.61-54,373.32

Finding the Fourth Proportional to 84,549.85, 116,622.61 and 54,373.32

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Solution

The fourth proportional to 84,549.85, 116,622.61 and 54,373.32 is: 74,999.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,549.85 : 116,622.61 = 54,373.32 : x
  2. Step 2: Convert to fraction form
    84,549.85/116,622.61 = 54,373.32/x
  3. Step 3: Cross multiply
    84,549.85x = 116,622.61 × 54,373.32
  4. Step 4: Simplify right side
    84,549.85x = 6,341,158,356.83
  5. Step 5: Solve for x
    x = 6,341,158,356.83/84,549.85
  6. Step 6: Final answer
    x = 74,999.05

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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.