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Finding the Fourth Proportional to 58,013.76, 86,888.48 and 34,591.84

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Solution

The fourth proportional to 58,013.76, 86,888.48 and 34,591.84 is: 51,808.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,013.76 : 86,888.48 = 34,591.84 : x
  2. Step 2: Convert to fraction form
    58,013.76/86,888.48 = 34,591.84/x
  3. Step 3: Cross multiply
    58,013.76x = 86,888.48 × 34,591.84
  4. Step 4: Simplify right side
    58,013.76x = 3,005,632,398.00
  5. Step 5: Solve for x
    x = 3,005,632,398.00/58,013.76
  6. Step 6: Final answer
    x = 51,808.96

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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.