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Finding the Fourth Proportional to 175,497.77, 242,186.96 and 99,033.12

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Solution

The fourth proportional to 175,497.77, 242,186.96 and 99,033.12 is: 136,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,497.77 : 242,186.96 = 99,033.12 : x
  2. Step 2: Convert to fraction form
    175,497.77/242,186.96 = 99,033.12/x
  3. Step 3: Cross multiply
    175,497.77x = 242,186.96 × 99,033.12
  4. Step 4: Simplify right side
    175,497.77x = 23,984,529,776.95
  5. Step 5: Solve for x
    x = 23,984,529,776.95/175,497.77
  6. Step 6: Final answer
    x = 136,665.73

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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.