Home / 175,849.77-242,667.03-100,398.27

Finding the Fourth Proportional to 175,849.77, 242,667.03 and 100,398.27

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Solution

The fourth proportional to 175,849.77, 242,667.03 and 100,398.27 is: 138,546.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,849.77 : 242,667.03 = 100,398.27 : x
  2. Step 2: Convert to fraction form
    175,849.77/242,667.03 = 100,398.27/x
  3. Step 3: Cross multiply
    175,849.77x = 242,667.03 × 100,398.27
  4. Step 4: Simplify right side
    175,849.77x = 24,363,349,998.04
  5. Step 5: Solve for x
    x = 24,363,349,998.04/175,849.77
  6. Step 6: Final answer
    x = 138,546.39

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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.