Home / 141,011.44-194,595.78-77,349.39

Finding the Fourth Proportional to 141,011.44, 194,595.78 and 77,349.39

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Solution

The fourth proportional to 141,011.44, 194,595.78 and 77,349.39 is: 106,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,011.44 : 194,595.78 = 77,349.39 : x
  2. Step 2: Convert to fraction form
    141,011.44/194,595.78 = 77,349.39/x
  3. Step 3: Cross multiply
    141,011.44x = 194,595.78 × 77,349.39
  4. Step 4: Simplify right side
    141,011.44x = 15,051,864,439.90
  5. Step 5: Solve for x
    x = 15,051,864,439.90/141,011.44
  6. Step 6: Final answer
    x = 106,742.15

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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.