Home / 68,330.42-94,296.69-38,118.50

Finding the Fourth Proportional to 68,330.42, 94,296.69 and 38,118.50

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Solution

The fourth proportional to 68,330.42, 94,296.69 and 38,118.50 is: 52,603.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,330.42 : 94,296.69 = 38,118.50 : x
  2. Step 2: Convert to fraction form
    68,330.42/94,296.69 = 38,118.50/x
  3. Step 3: Cross multiply
    68,330.42x = 94,296.69 × 38,118.50
  4. Step 4: Simplify right side
    68,330.42x = 3,594,448,377.77
  5. Step 5: Solve for x
    x = 3,594,448,377.77/68,330.42
  6. Step 6: Final answer
    x = 52,603.93

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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.