Home / 59,415.68-89,143.38-19,436.48

Finding the Fourth Proportional to 59,415.68, 89,143.38 and 19,436.48

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Solution

The fourth proportional to 59,415.68, 89,143.38 and 19,436.48 is: 29,161.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,415.68 : 89,143.38 = 19,436.48 : x
  2. Step 2: Convert to fraction form
    59,415.68/89,143.38 = 19,436.48/x
  3. Step 3: Cross multiply
    59,415.68x = 89,143.38 × 19,436.48
  4. Step 4: Simplify right side
    59,415.68x = 1,732,633,522.50
  5. Step 5: Solve for x
    x = 1,732,633,522.50/59,415.68
  6. Step 6: Final answer
    x = 29,161.22

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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.