Home / 109,307.42-150,855.00-63,982.65

Finding the Fourth Proportional to 109,307.42, 150,855.00 and 63,982.65

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Solution

The fourth proportional to 109,307.42, 150,855.00 and 63,982.65 is: 88,302.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,307.42 : 150,855.00 = 63,982.65 : x
  2. Step 2: Convert to fraction form
    109,307.42/150,855.00 = 63,982.65/x
  3. Step 3: Cross multiply
    109,307.42x = 150,855.00 × 63,982.65
  4. Step 4: Simplify right side
    109,307.42x = 9,652,102,991.52
  5. Step 5: Solve for x
    x = 9,652,102,991.52/109,307.42
  6. Step 6: Final answer
    x = 88,302.36

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1.5x scale

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.