Home / 156,341.15-234,509.25-49,723.57

Finding the Fourth Proportional to 156,341.15, 234,509.25 and 49,723.57

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Solution

The fourth proportional to 156,341.15, 234,509.25 and 49,723.57 is: 74,584.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,341.15 : 234,509.25 = 49,723.57 : x
  2. Step 2: Convert to fraction form
    156,341.15/234,509.25 = 49,723.57/x
  3. Step 3: Cross multiply
    156,341.15x = 234,509.25 × 49,723.57
  4. Step 4: Simplify right side
    156,341.15x = 11,660,637,587.62
  5. Step 5: Solve for x
    x = 11,660,637,587.62/156,341.15
  6. Step 6: Final answer
    x = 74,584.57

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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.