Home / 47,587.35-71,390.04-19,126.52

Finding the Fourth Proportional to 47,587.35, 71,390.04 and 19,126.52

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Solution

The fourth proportional to 47,587.35, 71,390.04 and 19,126.52 is: 28,693.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,587.35 : 71,390.04 = 19,126.52 : x
  2. Step 2: Convert to fraction form
    47,587.35/71,390.04 = 19,126.52/x
  3. Step 3: Cross multiply
    47,587.35x = 71,390.04 × 19,126.52
  4. Step 4: Simplify right side
    47,587.35x = 1,365,443,027.86
  5. Step 5: Solve for x
    x = 1,365,443,027.86/47,587.35
  6. Step 6: Final answer
    x = 28,693.40

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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.