Home / 141,019.62-194,607.08-77,357.58

Finding the Fourth Proportional to 141,019.62, 194,607.08 and 77,357.58

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Solution

The fourth proportional to 141,019.62, 194,607.08 and 77,357.58 is: 106,753.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,019.62 : 194,607.08 = 77,357.58 : x
  2. Step 2: Convert to fraction form
    141,019.62/194,607.08 = 77,357.58/x
  3. Step 3: Cross multiply
    141,019.62x = 194,607.08 × 77,357.58
  4. Step 4: Simplify right side
    141,019.62x = 15,054,332,759.67
  5. Step 5: Solve for x
    x = 15,054,332,759.67/141,019.62
  6. Step 6: Final answer
    x = 106,753.46

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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.