Home / 191,734.29-264,595.11-105,696.57

Finding the Fourth Proportional to 191,734.29, 264,595.11 and 105,696.57

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Solution

The fourth proportional to 191,734.29, 264,595.11 and 105,696.57 is: 145,862.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,734.29 : 264,595.11 = 105,696.57 : x
  2. Step 2: Convert to fraction form
    191,734.29/264,595.11 = 105,696.57/x
  3. Step 3: Cross multiply
    191,734.29x = 264,595.11 × 105,696.57
  4. Step 4: Simplify right side
    191,734.29x = 27,966,795,417.47
  5. Step 5: Solve for x
    x = 27,966,795,417.47/191,734.29
  6. Step 6: Final answer
    x = 145,862.25

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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.