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Finding the Fourth Proportional to 150,720.95, 207,952.29 and 97,037.04

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Solution

The fourth proportional to 150,720.95, 207,952.29 and 97,037.04 is: 133,883.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,720.95 : 207,952.29 = 97,037.04 : x
  2. Step 2: Convert to fraction form
    150,720.95/207,952.29 = 97,037.04/x
  3. Step 3: Cross multiply
    150,720.95x = 207,952.29 × 97,037.04
  4. Step 4: Simplify right side
    150,720.95x = 20,179,074,682.82
  5. Step 5: Solve for x
    x = 20,179,074,682.82/150,720.95
  6. Step 6: Final answer
    x = 133,883.68

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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.