Home / 256,983.48-354,569.94-148,061.16

Finding the Fourth Proportional to 256,983.48, 354,569.94 and 148,061.16

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Solution

The fourth proportional to 256,983.48, 354,569.94 and 148,061.16 is: 204,285.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,983.48 : 354,569.94 = 148,061.16 : x
  2. Step 2: Convert to fraction form
    256,983.48/354,569.94 = 148,061.16/x
  3. Step 3: Cross multiply
    256,983.48x = 354,569.94 × 148,061.16
  4. Step 4: Simplify right side
    256,983.48x = 52,498,036,617.53
  5. Step 5: Solve for x
    x = 52,498,036,617.53/256,983.48
  6. Step 6: Final answer
    x = 204,285.65

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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.