Home / 141,054.55-194,653.53-77,392.29

Finding the Fourth Proportional to 141,054.55, 194,653.53 and 77,392.29

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Solution

The fourth proportional to 141,054.55, 194,653.53 and 77,392.29 is: 106,800.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,054.55 : 194,653.53 = 77,392.29 : x
  2. Step 2: Convert to fraction form
    141,054.55/194,653.53 = 77,392.29/x
  3. Step 3: Cross multiply
    141,054.55x = 194,653.53 × 77,392.29
  4. Step 4: Simplify right side
    141,054.55x = 15,064,683,173.23
  5. Step 5: Solve for x
    x = 15,064,683,173.23/141,054.55
  6. Step 6: Final answer
    x = 106,800.41

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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.