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Finding the Fourth Proportional to 100,281.51, 150,264.05 and 37,014.57

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Solution

The fourth proportional to 100,281.51, 150,264.05 and 37,014.57 is: 55,463.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,281.51 : 150,264.05 = 37,014.57 : x
  2. Step 2: Convert to fraction form
    100,281.51/150,264.05 = 37,014.57/x
  3. Step 3: Cross multiply
    100,281.51x = 150,264.05 × 37,014.57
  4. Step 4: Simplify right side
    100,281.51x = 5,561,959,012.14
  5. Step 5: Solve for x
    x = 5,561,959,012.14/100,281.51
  6. Step 6: Final answer
    x = 55,463.45

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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.