Home / 283,401.15-391,026.43-160,866.27

Finding the Fourth Proportional to 283,401.15, 391,026.43 and 160,866.27

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Solution

The fourth proportional to 283,401.15, 391,026.43 and 160,866.27 is: 221,957.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,401.15 : 391,026.43 = 160,866.27 : x
  2. Step 2: Convert to fraction form
    283,401.15/391,026.43 = 160,866.27/x
  3. Step 3: Cross multiply
    283,401.15x = 391,026.43 × 160,866.27
  4. Step 4: Simplify right side
    283,401.15x = 62,902,963,840.92
  5. Step 5: Solve for x
    x = 62,902,963,840.92/283,401.15
  6. Step 6: Final answer
    x = 221,957.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.