Home / 43,253.48-64,882.80-12,088.73

Finding the Fourth Proportional to 43,253.48, 64,882.80 and 12,088.73

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Solution

The fourth proportional to 43,253.48, 64,882.80 and 12,088.73 is: 18,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,253.48 : 64,882.80 = 12,088.73 : x
  2. Step 2: Convert to fraction form
    43,253.48/64,882.80 = 12,088.73/x
  3. Step 3: Cross multiply
    43,253.48x = 64,882.80 × 12,088.73
  4. Step 4: Simplify right side
    43,253.48x = 784,350,813.05
  5. Step 5: Solve for x
    x = 784,350,813.05/43,253.48
  6. Step 6: Final answer
    x = 18,133.82

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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.