Home / 52,497.18-78,667.98-43,203.24

Finding the Fourth Proportional to 52,497.18, 78,667.98 and 43,203.24

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Solution

The fourth proportional to 52,497.18, 78,667.98 and 43,203.24 is: 64,740.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,497.18 : 78,667.98 = 43,203.24 : x
  2. Step 2: Convert to fraction form
    52,497.18/78,667.98 = 43,203.24/x
  3. Step 3: Cross multiply
    52,497.18x = 78,667.98 × 43,203.24
  4. Step 4: Simplify right side
    52,497.18x = 3,398,711,620.26
  5. Step 5: Solve for x
    x = 3,398,711,620.26/52,497.18
  6. Step 6: Final answer
    x = 64,740.84

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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.