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Finding the Fourth Proportional to 58,110.06, 86,945.06 and 34,430.28

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Solution

The fourth proportional to 58,110.06, 86,945.06 and 34,430.28 is: 51,515.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,110.06 : 86,945.06 = 34,430.28 : x
  2. Step 2: Convert to fraction form
    58,110.06/86,945.06 = 34,430.28/x
  3. Step 3: Cross multiply
    58,110.06x = 86,945.06 × 34,430.28
  4. Step 4: Simplify right side
    58,110.06x = 2,993,542,760.42
  5. Step 5: Solve for x
    x = 2,993,542,760.42/58,110.06
  6. Step 6: Final answer
    x = 51,515.05

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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.