Home / 69,221.69-95,526.32-39,007.47

Finding the Fourth Proportional to 69,221.69, 95,526.32 and 39,007.47

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Solution

The fourth proportional to 69,221.69, 95,526.32 and 39,007.47 is: 53,830.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,221.69 : 95,526.32 = 39,007.47 : x
  2. Step 2: Convert to fraction form
    69,221.69/95,526.32 = 39,007.47/x
  3. Step 3: Cross multiply
    69,221.69x = 95,526.32 × 39,007.47
  4. Step 4: Simplify right side
    69,221.69x = 3,726,240,444.21
  5. Step 5: Solve for x
    x = 3,726,240,444.21/69,221.69
  6. Step 6: Final answer
    x = 53,830.53

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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.