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Finding the Fourth Proportional to 150,315.58, 207,574.95 and 112,524.22

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Solution

The fourth proportional to 150,315.58, 207,574.95 and 112,524.22 is: 155,387.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,315.58 : 207,574.95 = 112,524.22 : x
  2. Step 2: Convert to fraction form
    150,315.58/207,574.95 = 112,524.22/x
  3. Step 3: Cross multiply
    150,315.58x = 207,574.95 × 112,524.22
  4. Step 4: Simplify right side
    150,315.58x = 23,357,209,340.29
  5. Step 5: Solve for x
    x = 23,357,209,340.29/150,315.58
  6. Step 6: Final answer
    x = 155,387.81

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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.