Home / 48,333.51-72,414.50-20,191.66

Finding the Fourth Proportional to 48,333.51, 72,414.50 and 20,191.66

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Solution

The fourth proportional to 48,333.51, 72,414.50 and 20,191.66 is: 30,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,333.51 : 72,414.50 = 20,191.66 : x
  2. Step 2: Convert to fraction form
    48,333.51/72,414.50 = 20,191.66/x
  3. Step 3: Cross multiply
    48,333.51x = 72,414.50 × 20,191.66
  4. Step 4: Simplify right side
    48,333.51x = 1,462,168,681.08
  5. Step 5: Solve for x
    x = 1,462,168,681.08/48,333.51
  6. Step 6: Final answer
    x = 30,251.66

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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.