Home / 34,218.15-47,226.75-33,318.74

Finding the Fourth Proportional to 34,218.15, 47,226.75 and 33,318.74

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Solution

The fourth proportional to 34,218.15, 47,226.75 and 33,318.74 is: 45,985.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,218.15 : 47,226.75 = 33,318.74 : x
  2. Step 2: Convert to fraction form
    34,218.15/47,226.75 = 33,318.74/x
  3. Step 3: Cross multiply
    34,218.15x = 47,226.75 × 33,318.74
  4. Step 4: Simplify right side
    34,218.15x = 1,573,535,797.42
  5. Step 5: Solve for x
    x = 1,573,535,797.42/34,218.15
  6. Step 6: Final answer
    x = 45,985.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.