Home / 132,501.33-198,726.63-51,448.35

Finding the Fourth Proportional to 132,501.33, 198,726.63 and 51,448.35

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Solution

The fourth proportional to 132,501.33, 198,726.63 and 51,448.35 is: 77,162.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,501.33 : 198,726.63 = 51,448.35 : x
  2. Step 2: Convert to fraction form
    132,501.33/198,726.63 = 51,448.35/x
  3. Step 3: Cross multiply
    132,501.33x = 198,726.63 × 51,448.35
  4. Step 4: Simplify right side
    132,501.33x = 10,224,157,214.56
  5. Step 5: Solve for x
    x = 10,224,157,214.56/132,501.33
  6. Step 6: Final answer
    x = 77,162.68

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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.