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Finding the Fourth Proportional to 174,163.91, 240,123.71 and 112,801.70

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Solution

The fourth proportional to 174,163.91, 240,123.71 and 112,801.70 is: 155,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,163.91 : 240,123.71 = 112,801.70 : x
  2. Step 2: Convert to fraction form
    174,163.91/240,123.71 = 112,801.70/x
  3. Step 3: Cross multiply
    174,163.91x = 240,123.71 × 112,801.70
  4. Step 4: Simplify right side
    174,163.91x = 27,086,362,698.31
  5. Step 5: Solve for x
    x = 27,086,362,698.31/174,163.91
  6. Step 6: Final answer
    x = 155,522.25

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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.