Home / 114,288.11-171,443.45-39,398.39

Finding the Fourth Proportional to 114,288.11, 171,443.45 and 39,398.39

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Solution

The fourth proportional to 114,288.11, 171,443.45 and 39,398.39 is: 59,101.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,288.11 : 171,443.45 = 39,398.39 : x
  2. Step 2: Convert to fraction form
    114,288.11/171,443.45 = 39,398.39/x
  3. Step 3: Cross multiply
    114,288.11x = 171,443.45 × 39,398.39
  4. Step 4: Simplify right side
    114,288.11x = 6,754,596,137.66
  5. Step 5: Solve for x
    x = 6,754,596,137.66/114,288.11
  6. Step 6: Final answer
    x = 59,101.48

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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.