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Finding the Fourth Proportional to 43,210, 59,605.62 and 25,301.56

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Solution

The fourth proportional to 43,210, 59,605.62 and 25,301.56 is: 34,901.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,210 : 59,605.62 = 25,301.56 : x
  2. Step 2: Convert to fraction form
    43,210/59,605.62 = 25,301.56/x
  3. Step 3: Cross multiply
    43,210x = 59,605.62 × 25,301.56
  4. Step 4: Simplify right side
    43,210x = 1,508,115,170.77
  5. Step 5: Solve for x
    x = 1,508,115,170.77/43,210
  6. Step 6: Final answer
    x = 34,901.99

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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.