Home / 283,896.10-391,785.37-163,061.63

Finding the Fourth Proportional to 283,896.10, 391,785.37 and 163,061.63

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Solution

The fourth proportional to 283,896.10, 391,785.37 and 163,061.63 is: 225,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,896.10 : 391,785.37 = 163,061.63 : x
  2. Step 2: Convert to fraction form
    283,896.10/391,785.37 = 163,061.63/x
  3. Step 3: Cross multiply
    283,896.10x = 391,785.37 × 163,061.63
  4. Step 4: Simplify right side
    283,896.10x = 63,885,158,675.77
  5. Step 5: Solve for x
    x = 63,885,158,675.77/283,896.10
  6. Step 6: Final answer
    x = 225,030.07

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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.