Home / 150,352.08-207,480.44-85,824.65

Finding the Fourth Proportional to 150,352.08, 207,480.44 and 85,824.65

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Solution

The fourth proportional to 150,352.08, 207,480.44 and 85,824.65 is: 118,434.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,352.08 : 207,480.44 = 85,824.65 : x
  2. Step 2: Convert to fraction form
    150,352.08/207,480.44 = 85,824.65/x
  3. Step 3: Cross multiply
    150,352.08x = 207,480.44 × 85,824.65
  4. Step 4: Simplify right side
    150,352.08x = 17,806,934,678.32
  5. Step 5: Solve for x
    x = 17,806,934,678.32/150,352.08
  6. Step 6: Final answer
    x = 118,434.91

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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.