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Finding the Fourth Proportional to 58,923.40, 88,385.10 and 34,040.20

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Solution

The fourth proportional to 58,923.40, 88,385.10 and 34,040.20 is: 51,060.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,923.40 : 88,385.10 = 34,040.20 : x
  2. Step 2: Convert to fraction form
    58,923.40/88,385.10 = 34,040.20/x
  3. Step 3: Cross multiply
    58,923.40x = 88,385.10 × 34,040.20
  4. Step 4: Simplify right side
    58,923.40x = 3,008,646,481.02
  5. Step 5: Solve for x
    x = 3,008,646,481.02/58,923.40
  6. Step 6: Final answer
    x = 51,060.30

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1.5x scale

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.