Home / 69,438.69-95,798.97-51,332.88

Finding the Fourth Proportional to 69,438.69, 95,798.97 and 51,332.88

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Solution

The fourth proportional to 69,438.69, 95,798.97 and 51,332.88 is: 70,819.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,438.69 : 95,798.97 = 51,332.88 : x
  2. Step 2: Convert to fraction form
    69,438.69/95,798.97 = 51,332.88/x
  3. Step 3: Cross multiply
    69,438.69x = 95,798.97 × 51,332.88
  4. Step 4: Simplify right side
    69,438.69x = 4,917,637,031.13
  5. Step 5: Solve for x
    x = 4,917,637,031.13/69,438.69
  6. Step 6: Final answer
    x = 70,819.84

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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.