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Finding the Fourth Proportional to 58,615.70, 87,923.55 and 36,065.30

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Solution

The fourth proportional to 58,615.70, 87,923.55 and 36,065.30 is: 54,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,615.70 : 87,923.55 = 36,065.30 : x
  2. Step 2: Convert to fraction form
    58,615.70/87,923.55 = 36,065.30/x
  3. Step 3: Cross multiply
    58,615.70x = 87,923.55 × 36,065.30
  4. Step 4: Simplify right side
    58,615.70x = 3,170,989,207.82
  5. Step 5: Solve for x
    x = 3,170,989,207.82/58,615.70
  6. Step 6: Final answer
    x = 54,097.95

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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.