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Finding the Fourth Proportional to 150,577.53, 207,798.05 and 82,595.01

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Solution

The fourth proportional to 150,577.53, 207,798.05 and 82,595.01 is: 113,981.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,577.53 : 207,798.05 = 82,595.01 : x
  2. Step 2: Convert to fraction form
    150,577.53/207,798.05 = 82,595.01/x
  3. Step 3: Cross multiply
    150,577.53x = 207,798.05 × 82,595.01
  4. Step 4: Simplify right side
    150,577.53x = 17,163,082,017.73
  5. Step 5: Solve for x
    x = 17,163,082,017.73/150,577.53
  6. Step 6: Final answer
    x = 113,981.69

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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.