Home / 59,663.12-89,475.71-20,210.99

Finding the Fourth Proportional to 59,663.12, 89,475.71 and 20,210.99

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Solution

The fourth proportional to 59,663.12, 89,475.71 and 20,210.99 is: 30,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,663.12 : 89,475.71 = 20,210.99 : x
  2. Step 2: Convert to fraction form
    59,663.12/89,475.71 = 20,210.99/x
  3. Step 3: Cross multiply
    59,663.12x = 89,475.71 × 20,210.99
  4. Step 4: Simplify right side
    59,663.12x = 1,808,392,131.62
  5. Step 5: Solve for x
    x = 1,808,392,131.62/59,663.12
  6. Step 6: Final answer
    x = 30,310.05

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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.