Home / 102,171.06-153,268.88-33,784.92

Finding the Fourth Proportional to 102,171.06, 153,268.88 and 33,784.92

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Solution

The fourth proportional to 102,171.06, 153,268.88 and 33,784.92 is: 50,681.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,171.06 : 153,268.88 = 33,784.92 : x
  2. Step 2: Convert to fraction form
    102,171.06/153,268.88 = 33,784.92/x
  3. Step 3: Cross multiply
    102,171.06x = 153,268.88 × 33,784.92
  4. Step 4: Simplify right side
    102,171.06x = 5,178,176,849.29
  5. Step 5: Solve for x
    x = 5,178,176,849.29/102,171.06
  6. Step 6: Final answer
    x = 50,681.44

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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.