Home / 40,487.85-60,758.89-14,192.59

Finding the Fourth Proportional to 40,487.85, 60,758.89 and 14,192.59

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Solution

The fourth proportional to 40,487.85, 60,758.89 and 14,192.59 is: 21,298.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,487.85 : 60,758.89 = 14,192.59 : x
  2. Step 2: Convert to fraction form
    40,487.85/60,758.89 = 14,192.59/x
  3. Step 3: Cross multiply
    40,487.85x = 60,758.89 × 14,192.59
  4. Step 4: Simplify right side
    40,487.85x = 862,326,014.63
  5. Step 5: Solve for x
    x = 862,326,014.63/40,487.85
  6. Step 6: Final answer
    x = 21,298.39

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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.