Home / 59,913.36-89,869.92-20,470.74

Finding the Fourth Proportional to 59,913.36, 89,869.92 and 20,470.74

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Solution

The fourth proportional to 59,913.36, 89,869.92 and 20,470.74 is: 30,706.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,913.36 : 89,869.92 = 20,470.74 : x
  2. Step 2: Convert to fraction form
    59,913.36/89,869.92 = 20,470.74/x
  3. Step 3: Cross multiply
    59,913.36x = 89,869.92 × 20,470.74
  4. Step 4: Simplify right side
    59,913.36x = 1,839,703,766.14
  5. Step 5: Solve for x
    x = 1,839,703,766.14/59,913.36
  6. Step 6: Final answer
    x = 30,706.07

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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.