Home / 115,445.64-173,036.34-52,313.88

Finding the Fourth Proportional to 115,445.64, 173,036.34 and 52,313.88

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Solution

The fourth proportional to 115,445.64, 173,036.34 and 52,313.88 is: 78,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,445.64 : 173,036.34 = 52,313.88 : x
  2. Step 2: Convert to fraction form
    115,445.64/173,036.34 = 52,313.88/x
  3. Step 3: Cross multiply
    115,445.64x = 173,036.34 × 52,313.88
  4. Step 4: Simplify right side
    115,445.64x = 9,052,202,326.40
  5. Step 5: Solve for x
    x = 9,052,202,326.40/115,445.64
  6. Step 6: Final answer
    x = 78,410.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.