Home / 151,027.74-208,111.16-116,828.52

Finding the Fourth Proportional to 151,027.74, 208,111.16 and 116,828.52

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Solution

The fourth proportional to 151,027.74, 208,111.16 and 116,828.52 is: 160,985.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,027.74 : 208,111.16 = 116,828.52 : x
  2. Step 2: Convert to fraction form
    151,027.74/208,111.16 = 116,828.52/x
  3. Step 3: Cross multiply
    151,027.74x = 208,111.16 × 116,828.52
  4. Step 4: Simplify right side
    151,027.74x = 24,313,318,818.28
  5. Step 5: Solve for x
    x = 24,313,318,818.28/151,027.74
  6. Step 6: Final answer
    x = 160,985.78

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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.