Home / 157,502.25-236,289.60-49,425.63

Finding the Fourth Proportional to 157,502.25, 236,289.60 and 49,425.63

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Solution

The fourth proportional to 157,502.25, 236,289.60 and 49,425.63 is: 74,149.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,502.25 : 236,289.60 = 49,425.63 : x
  2. Step 2: Convert to fraction form
    157,502.25/236,289.60 = 49,425.63/x
  3. Step 3: Cross multiply
    157,502.25x = 236,289.60 × 49,425.63
  4. Step 4: Simplify right side
    157,502.25x = 11,678,762,342.45
  5. Step 5: Solve for x
    x = 11,678,762,342.45/157,502.25
  6. Step 6: Final answer
    x = 74,149.81

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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.