Home / 156,707.78-235,195.88-155,528.33

Finding the Fourth Proportional to 156,707.78, 235,195.88 and 155,528.33

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Solution

The fourth proportional to 156,707.78, 235,195.88 and 155,528.33 is: 233,425.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,707.78 : 235,195.88 = 155,528.33 : x
  2. Step 2: Convert to fraction form
    156,707.78/235,195.88 = 155,528.33/x
  3. Step 3: Cross multiply
    156,707.78x = 235,195.88 × 155,528.33
  4. Step 4: Simplify right side
    156,707.78x = 36,579,620,485.66
  5. Step 5: Solve for x
    x = 36,579,620,485.66/156,707.78
  6. Step 6: Final answer
    x = 233,425.69

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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.