Home / 156,721.15-235,081.73-94,513.15

Finding the Fourth Proportional to 156,721.15, 235,081.73 and 94,513.15

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Solution

The fourth proportional to 156,721.15, 235,081.73 and 94,513.15 is: 141,769.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,721.15 : 235,081.73 = 94,513.15 : x
  2. Step 2: Convert to fraction form
    156,721.15/235,081.73 = 94,513.15/x
  3. Step 3: Cross multiply
    156,721.15x = 235,081.73 × 94,513.15
  4. Step 4: Simplify right side
    156,721.15x = 22,218,314,809.75
  5. Step 5: Solve for x
    x = 22,218,314,809.75/156,721.15
  6. Step 6: Final answer
    x = 141,769.73

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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.