Home / 107,178.77-160,801.62-64,530.95

Finding the Fourth Proportional to 107,178.77, 160,801.62 and 64,530.95

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Solution

The fourth proportional to 107,178.77, 160,801.62 and 64,530.95 is: 96,816.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,178.77 : 160,801.62 = 64,530.95 : x
  2. Step 2: Convert to fraction form
    107,178.77/160,801.62 = 64,530.95/x
  3. Step 3: Cross multiply
    107,178.77x = 160,801.62 × 64,530.95
  4. Step 4: Simplify right side
    107,178.77x = 10,376,681,702.14
  5. Step 5: Solve for x
    x = 10,376,681,702.14/107,178.77
  6. Step 6: Final answer
    x = 96,816.58

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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.