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Finding the Fourth Proportional to 43,417.99, 59,919.03 and 25,518.76

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Solution

The fourth proportional to 43,417.99, 59,919.03 and 25,518.76 is: 35,217.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,417.99 : 59,919.03 = 25,518.76 : x
  2. Step 2: Convert to fraction form
    43,417.99/59,919.03 = 25,518.76/x
  3. Step 3: Cross multiply
    43,417.99x = 59,919.03 × 25,518.76
  4. Step 4: Simplify right side
    43,417.99x = 1,529,059,346.00
  5. Step 5: Solve for x
    x = 1,529,059,346.00/43,417.99
  6. Step 6: Final answer
    x = 35,217.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.