Home / 59,741.24-89,621.10-20,289.12

Finding the Fourth Proportional to 59,741.24, 89,621.10 and 20,289.12

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Solution

The fourth proportional to 59,741.24, 89,621.10 and 20,289.12 is: 30,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,741.24 : 89,621.10 = 20,289.12 : x
  2. Step 2: Convert to fraction form
    59,741.24/89,621.10 = 20,289.12/x
  3. Step 3: Cross multiply
    59,741.24x = 89,621.10 × 20,289.12
  4. Step 4: Simplify right side
    59,741.24x = 1,818,333,252.43
  5. Step 5: Solve for x
    x = 1,818,333,252.43/59,741.24
  6. Step 6: Final answer
    x = 30,436.82

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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.