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Finding the Fourth Proportional to 59,412.92, 89,119.77 and 15,039.67

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Solution

The fourth proportional to 59,412.92, 89,119.77 and 15,039.67 is: 22,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,412.92 : 89,119.77 = 15,039.67 : x
  2. Step 2: Convert to fraction form
    59,412.92/89,119.77 = 15,039.67/x
  3. Step 3: Cross multiply
    59,412.92x = 89,119.77 × 15,039.67
  4. Step 4: Simplify right side
    59,412.92x = 1,340,331,751.23
  5. Step 5: Solve for x
    x = 1,340,331,751.23/59,412.92
  6. Step 6: Final answer
    x = 22,559.60

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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.