Home / 47,723.55-71,567.10-14,432.55

Finding the Fourth Proportional to 47,723.55, 71,567.10 and 14,432.55

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Solution

The fourth proportional to 47,723.55, 71,567.10 and 14,432.55 is: 21,643.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,723.55 : 71,567.10 = 14,432.55 : x
  2. Step 2: Convert to fraction form
    47,723.55/71,567.10 = 14,432.55/x
  3. Step 3: Cross multiply
    47,723.55x = 71,567.10 × 14,432.55
  4. Step 4: Simplify right side
    47,723.55x = 1,032,895,749.11
  5. Step 5: Solve for x
    x = 1,032,895,749.11/47,723.55
  6. Step 6: Final answer
    x = 21,643.31

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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.