Home / 40,312.55-55,630.12-23,084.34

Finding the Fourth Proportional to 40,312.55, 55,630.12 and 23,084.34

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Solution

The fourth proportional to 40,312.55, 55,630.12 and 23,084.34 is: 31,855.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,312.55 : 55,630.12 = 23,084.34 : x
  2. Step 2: Convert to fraction form
    40,312.55/55,630.12 = 23,084.34/x
  3. Step 3: Cross multiply
    40,312.55x = 55,630.12 × 23,084.34
  4. Step 4: Simplify right side
    40,312.55x = 1,284,184,604.32
  5. Step 5: Solve for x
    x = 1,284,184,604.32/40,312.55
  6. Step 6: Final answer
    x = 31,855.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.