Home / 173,631.60-260,447.40-55,314.90

Finding the Fourth Proportional to 173,631.60, 260,447.40 and 55,314.90

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Solution

The fourth proportional to 173,631.60, 260,447.40 and 55,314.90 is: 82,972.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,631.60 : 260,447.40 = 55,314.90 : x
  2. Step 2: Convert to fraction form
    173,631.60/260,447.40 = 55,314.90/x
  3. Step 3: Cross multiply
    173,631.60x = 260,447.40 × 55,314.90
  4. Step 4: Simplify right side
    173,631.60x = 14,406,621,886.26
  5. Step 5: Solve for x
    x = 14,406,621,886.26/173,631.60
  6. Step 6: Final answer
    x = 82,972.35

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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.