Home / 97,039.20-133,908.48-54,595.92

Finding the Fourth Proportional to 97,039.20, 133,908.48 and 54,595.92

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Solution

The fourth proportional to 97,039.20, 133,908.48 and 54,595.92 is: 75,339.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,039.20 : 133,908.48 = 54,595.92 : x
  2. Step 2: Convert to fraction form
    97,039.20/133,908.48 = 54,595.92/x
  3. Step 3: Cross multiply
    97,039.20x = 133,908.48 × 54,595.92
  4. Step 4: Simplify right side
    97,039.20x = 7,310,856,661.40
  5. Step 5: Solve for x
    x = 7,310,856,661.40/97,039.20
  6. Step 6: Final answer
    x = 75,339.21

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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.