Home / 75,415.58-112,951.14-36,000.37

Finding the Fourth Proportional to 75,415.58, 112,951.14 and 36,000.37

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Solution

The fourth proportional to 75,415.58, 112,951.14 and 36,000.37 is: 53,918.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,415.58 : 112,951.14 = 36,000.37 : x
  2. Step 2: Convert to fraction form
    75,415.58/112,951.14 = 36,000.37/x
  3. Step 3: Cross multiply
    75,415.58x = 112,951.14 × 36,000.37
  4. Step 4: Simplify right side
    75,415.58x = 4,066,283,040.61
  5. Step 5: Solve for x
    x = 4,066,283,040.61/75,415.58
  6. Step 6: Final answer
    x = 53,918.34

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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.