Home / 115,631.56-173,482.28-54,888.44

Finding the Fourth Proportional to 115,631.56, 173,482.28 and 54,888.44

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Solution

The fourth proportional to 115,631.56, 173,482.28 and 54,888.44 is: 82,349.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,631.56 : 173,482.28 = 54,888.44 : x
  2. Step 2: Convert to fraction form
    115,631.56/173,482.28 = 54,888.44/x
  3. Step 3: Cross multiply
    115,631.56x = 173,482.28 × 54,888.44
  4. Step 4: Simplify right side
    115,631.56x = 9,522,171,716.84
  5. Step 5: Solve for x
    x = 9,522,171,716.84/115,631.56
  6. Step 6: Final answer
    x = 82,349.25

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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.