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Finding the Fourth Proportional to 58,070.93, 80,149.91 and 34,203.47

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Solution

The fourth proportional to 58,070.93, 80,149.91 and 34,203.47 is: 47,207.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,070.93 : 80,149.91 = 34,203.47 : x
  2. Step 2: Convert to fraction form
    58,070.93/80,149.91 = 34,203.47/x
  3. Step 3: Cross multiply
    58,070.93x = 80,149.91 × 34,203.47
  4. Step 4: Simplify right side
    58,070.93x = 2,741,404,470.42
  5. Step 5: Solve for x
    x = 2,741,404,470.42/58,070.93
  6. Step 6: Final answer
    x = 47,207.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.