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Finding the Fourth Proportional to 69,807.63, 96,332.43 and 37,975.71

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Solution

The fourth proportional to 69,807.63, 96,332.43 and 37,975.71 is: 52,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,807.63 : 96,332.43 = 37,975.71 : x
  2. Step 2: Convert to fraction form
    69,807.63/96,332.43 = 37,975.71/x
  3. Step 3: Cross multiply
    69,807.63x = 96,332.43 × 37,975.71
  4. Step 4: Simplify right side
    69,807.63x = 3,658,292,425.28
  5. Step 5: Solve for x
    x = 3,658,292,425.28/69,807.63
  6. Step 6: Final answer
    x = 52,405.34

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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.