Home / 191,696.61-264,535.43-120,116.10

Finding the Fourth Proportional to 191,696.61, 264,535.43 and 120,116.10

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Solution

The fourth proportional to 191,696.61, 264,535.43 and 120,116.10 is: 165,756.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,696.61 : 264,535.43 = 120,116.10 : x
  2. Step 2: Convert to fraction form
    191,696.61/264,535.43 = 120,116.10/x
  3. Step 3: Cross multiply
    191,696.61x = 264,535.43 × 120,116.10
  4. Step 4: Simplify right side
    191,696.61x = 31,774,964,163.42
  5. Step 5: Solve for x
    x = 31,774,964,163.42/191,696.61
  6. Step 6: Final answer
    x = 165,756.53

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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.