Home / 59,561.37-89,342.25-20,118.81

Finding the Fourth Proportional to 59,561.37, 89,342.25 and 20,118.81

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Solution

The fourth proportional to 59,561.37, 89,342.25 and 20,118.81 is: 30,178.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,561.37 : 89,342.25 = 20,118.81 : x
  2. Step 2: Convert to fraction form
    59,561.37/89,342.25 = 20,118.81/x
  3. Step 3: Cross multiply
    59,561.37x = 89,342.25 × 20,118.81
  4. Step 4: Simplify right side
    59,561.37x = 1,797,459,752.72
  5. Step 5: Solve for x
    x = 1,797,459,752.72/59,561.37
  6. Step 6: Final answer
    x = 30,178.28

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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.