Home / 185,916.79-256,567.94-101,033.92

Finding the Fourth Proportional to 185,916.79, 256,567.94 and 101,033.92

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Solution

The fourth proportional to 185,916.79, 256,567.94 and 101,033.92 is: 139,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,916.79 : 256,567.94 = 101,033.92 : x
  2. Step 2: Convert to fraction form
    185,916.79/256,567.94 = 101,033.92/x
  3. Step 3: Cross multiply
    185,916.79x = 256,567.94 × 101,033.92
  4. Step 4: Simplify right side
    185,916.79x = 25,922,064,724.52
  5. Step 5: Solve for x
    x = 25,922,064,724.52/185,916.79
  6. Step 6: Final answer
    x = 139,428.31

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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.