Home / 127,715.23-191,596.08-52,794.69

Finding the Fourth Proportional to 127,715.23, 191,596.08 and 52,794.69

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Solution

The fourth proportional to 127,715.23, 191,596.08 and 52,794.69 is: 79,201.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,715.23 : 191,596.08 = 52,794.69 : x
  2. Step 2: Convert to fraction form
    127,715.23/191,596.08 = 52,794.69/x
  3. Step 3: Cross multiply
    127,715.23x = 191,596.08 × 52,794.69
  4. Step 4: Simplify right side
    127,715.23x = 10,115,255,128.31
  5. Step 5: Solve for x
    x = 10,115,255,128.31/127,715.23
  6. Step 6: Final answer
    x = 79,201.63

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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.