Home / 561,829.45-842,768.79-162,510.59

Finding the Fourth Proportional to 561,829.45, 842,768.79 and 162,510.59

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Solution

The fourth proportional to 561,829.45, 842,768.79 and 162,510.59 is: 243,773.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,829.45 : 842,768.79 = 162,510.59 : x
  2. Step 2: Convert to fraction form
    561,829.45/842,768.79 = 162,510.59/x
  3. Step 3: Cross multiply
    561,829.45x = 842,768.79 × 162,510.59
  4. Step 4: Simplify right side
    561,829.45x = 136,958,850,053.42
  5. Step 5: Solve for x
    x = 136,958,850,053.42/561,829.45
  6. Step 6: Final answer
    x = 243,773.00

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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.