Home / 141,158.24-194,795.95-77,495.58

Finding the Fourth Proportional to 141,158.24, 194,795.95 and 77,495.58

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Solution

The fourth proportional to 141,158.24, 194,795.95 and 77,495.58 is: 106,942.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,158.24 : 194,795.95 = 77,495.58 : x
  2. Step 2: Convert to fraction form
    141,158.24/194,795.95 = 77,495.58/x
  3. Step 3: Cross multiply
    141,158.24x = 194,795.95 × 77,495.58
  4. Step 4: Simplify right side
    141,158.24x = 15,095,824,739.42
  5. Step 5: Solve for x
    x = 15,095,824,739.42/141,158.24
  6. Step 6: Final answer
    x = 106,942.57

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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.