Home / 197,667.77-272,776.46-110,453.58

Finding the Fourth Proportional to 197,667.77, 272,776.46 and 110,453.58

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Solution

The fourth proportional to 197,667.77, 272,776.46 and 110,453.58 is: 152,423.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,667.77 : 272,776.46 = 110,453.58 : x
  2. Step 2: Convert to fraction form
    197,667.77/272,776.46 = 110,453.58/x
  3. Step 3: Cross multiply
    197,667.77x = 272,776.46 × 110,453.58
  4. Step 4: Simplify right side
    197,667.77x = 30,129,135,994.46
  5. Step 5: Solve for x
    x = 30,129,135,994.46/197,667.77
  6. Step 6: Final answer
    x = 152,423.11

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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.