Home / 528,024.82-791,775.19-168,148.77

Finding the Fourth Proportional to 528,024.82, 791,775.19 and 168,148.77

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Solution

The fourth proportional to 528,024.82, 791,775.19 and 168,148.77 is: 252,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,024.82 : 791,775.19 = 168,148.77 : x
  2. Step 2: Convert to fraction form
    528,024.82/791,775.19 = 168,148.77/x
  3. Step 3: Cross multiply
    528,024.82x = 791,775.19 × 168,148.77
  4. Step 4: Simplify right side
    528,024.82x = 133,136,024,315.02
  5. Step 5: Solve for x
    x = 133,136,024,315.02/528,024.82
  6. Step 6: Final answer
    x = 252,139.71

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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.