Home / 59,768.88-89,666.28-18,219.12

Finding the Fourth Proportional to 59,768.88, 89,666.28 and 18,219.12

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Solution

The fourth proportional to 59,768.88, 89,666.28 and 18,219.12 is: 27,332.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,768.88 : 89,666.28 = 18,219.12 : x
  2. Step 2: Convert to fraction form
    59,768.88/89,666.28 = 18,219.12/x
  3. Step 3: Cross multiply
    59,768.88x = 89,666.28 × 18,219.12
  4. Step 4: Simplify right side
    59,768.88x = 1,633,640,715.27
  5. Step 5: Solve for x
    x = 1,633,640,715.27/59,768.88
  6. Step 6: Final answer
    x = 27,332.63

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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.