Home / 191,845.82-287,795.02-65,452.16

Finding the Fourth Proportional to 191,845.82, 287,795.02 and 65,452.16

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Solution

The fourth proportional to 191,845.82, 287,795.02 and 65,452.16 is: 98,187.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,845.82 : 287,795.02 = 65,452.16 : x
  2. Step 2: Convert to fraction form
    191,845.82/287,795.02 = 65,452.16/x
  3. Step 3: Cross multiply
    191,845.82x = 287,795.02 × 65,452.16
  4. Step 4: Simplify right side
    191,845.82x = 18,836,805,696.24
  5. Step 5: Solve for x
    x = 18,836,805,696.24/191,845.82
  6. Step 6: Final answer
    x = 98,187.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.