Home / 164,921.16-247,722.48-157,733.76

Finding the Fourth Proportional to 164,921.16, 247,722.48 and 157,733.76

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Solution

The fourth proportional to 164,921.16, 247,722.48 and 157,733.76 is: 236,926.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,921.16 : 247,722.48 = 157,733.76 : x
  2. Step 2: Convert to fraction form
    164,921.16/247,722.48 = 157,733.76/x
  3. Step 3: Cross multiply
    164,921.16x = 247,722.48 × 157,733.76
  4. Step 4: Simplify right side
    164,921.16x = 39,074,198,206.92
  5. Step 5: Solve for x
    x = 39,074,198,206.92/164,921.16
  6. Step 6: Final answer
    x = 236,926.53

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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.