Home / 117,511.77-176,249.40-38,625.45

Finding the Fourth Proportional to 117,511.77, 176,249.40 and 38,625.45

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Solution

The fourth proportional to 117,511.77, 176,249.40 and 38,625.45 is: 57,932.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,511.77 : 176,249.40 = 38,625.45 : x
  2. Step 2: Convert to fraction form
    117,511.77/176,249.40 = 38,625.45/x
  3. Step 3: Cross multiply
    117,511.77x = 176,249.40 × 38,625.45
  4. Step 4: Simplify right side
    117,511.77x = 6,807,712,387.23
  5. Step 5: Solve for x
    x = 6,807,712,387.23/117,511.77
  6. Step 6: Final answer
    x = 57,932.17

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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.