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Finding the Fourth Proportional to 174,130.80, 240,351.84 and 113,710.89

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Solution

The fourth proportional to 174,130.80, 240,351.84 and 113,710.89 is: 156,954.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,130.80 : 240,351.84 = 113,710.89 : x
  2. Step 2: Convert to fraction form
    174,130.80/240,351.84 = 113,710.89/x
  3. Step 3: Cross multiply
    174,130.80x = 240,351.84 × 113,710.89
  4. Step 4: Simplify right side
    174,130.80x = 27,330,621,639.54
  5. Step 5: Solve for x
    x = 27,330,621,639.54/174,130.80
  6. Step 6: Final answer
    x = 156,954.55

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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.