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Finding the Fourth Proportional to 175,484.44, 242,168.57 and 99,019.77

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Solution

The fourth proportional to 175,484.44, 242,168.57 and 99,019.77 is: 136,647.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,484.44 : 242,168.57 = 99,019.77 : x
  2. Step 2: Convert to fraction form
    175,484.44/242,168.57 = 99,019.77/x
  3. Step 3: Cross multiply
    175,484.44x = 242,168.57 × 99,019.77
  4. Step 4: Simplify right side
    175,484.44x = 23,979,476,102.63
  5. Step 5: Solve for x
    x = 23,979,476,102.63/175,484.44
  6. Step 6: Final answer
    x = 136,647.31

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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.