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Finding the Fourth Proportional to 75,073.95, 112,619.03 and 25,152.03

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Solution

The fourth proportional to 75,073.95, 112,619.03 and 25,152.03 is: 37,730.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,073.95 : 112,619.03 = 25,152.03 : x
  2. Step 2: Convert to fraction form
    75,073.95/112,619.03 = 25,152.03/x
  3. Step 3: Cross multiply
    75,073.95x = 112,619.03 × 25,152.03
  4. Step 4: Simplify right side
    75,073.95x = 2,832,597,095.37
  5. Step 5: Solve for x
    x = 2,832,597,095.37/75,073.95
  6. Step 6: Final answer
    x = 37,730.76

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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.