Home / 58,211.60-87,186.11-40,759.34

Finding the Fourth Proportional to 58,211.60, 87,186.11 and 40,759.34

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Solution

The fourth proportional to 58,211.60, 87,186.11 and 40,759.34 is: 61,047.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,211.60 : 87,186.11 = 40,759.34 : x
  2. Step 2: Convert to fraction form
    58,211.60/87,186.11 = 40,759.34/x
  3. Step 3: Cross multiply
    58,211.60x = 87,186.11 × 40,759.34
  4. Step 4: Simplify right side
    58,211.60x = 3,553,647,661.04
  5. Step 5: Solve for x
    x = 3,553,647,661.04/58,211.60
  6. Step 6: Final answer
    x = 61,047.08

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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.