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Finding the Fourth Proportional to 100,182.40, 150,035.08 and 57,973.56

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Solution

The fourth proportional to 100,182.40, 150,035.08 and 57,973.56 is: 86,822.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,182.40 : 150,035.08 = 57,973.56 : x
  2. Step 2: Convert to fraction form
    100,182.40/150,035.08 = 57,973.56/x
  3. Step 3: Cross multiply
    100,182.40x = 150,035.08 × 57,973.56
  4. Step 4: Simplify right side
    100,182.40x = 8,698,067,712.48
  5. Step 5: Solve for x
    x = 8,698,067,712.48/100,182.40
  6. Step 6: Final answer
    x = 86,822.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.