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Finding the Fourth Proportional to 58,161.60, 80,240.40 and 34,250.40

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Solution

The fourth proportional to 58,161.60, 80,240.40 and 34,250.40 is: 47,252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,161.60 : 80,240.40 = 34,250.40 : x
  2. Step 2: Convert to fraction form
    58,161.60/80,240.40 = 34,250.40/x
  3. Step 3: Cross multiply
    58,161.60x = 80,240.40 × 34,250.40
  4. Step 4: Simplify right side
    58,161.60x = 2,748,265,796.16
  5. Step 5: Solve for x
    x = 2,748,265,796.16/58,161.60
  6. Step 6: Final answer
    x = 47,252.24

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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.