Home / 55,448.59-83,178.12-15,470.23

Finding the Fourth Proportional to 55,448.59, 83,178.12 and 15,470.23

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Solution

The fourth proportional to 55,448.59, 83,178.12 and 15,470.23 is: 23,206.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,448.59 : 83,178.12 = 15,470.23 : x
  2. Step 2: Convert to fraction form
    55,448.59/83,178.12 = 15,470.23/x
  3. Step 3: Cross multiply
    55,448.59x = 83,178.12 × 15,470.23
  4. Step 4: Simplify right side
    55,448.59x = 1,286,784,647.37
  5. Step 5: Solve for x
    x = 1,286,784,647.37/55,448.59
  6. Step 6: Final answer
    x = 23,206.81

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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.