Home / 283,730.01-391,547.96-154,669.54

Finding the Fourth Proportional to 283,730.01, 391,547.96 and 154,669.54

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Solution

The fourth proportional to 283,730.01, 391,547.96 and 154,669.54 is: 213,444.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,730.01 : 391,547.96 = 154,669.54 : x
  2. Step 2: Convert to fraction form
    283,730.01/391,547.96 = 154,669.54/x
  3. Step 3: Cross multiply
    283,730.01x = 391,547.96 × 154,669.54
  4. Step 4: Simplify right side
    283,730.01x = 60,560,542,861.14
  5. Step 5: Solve for x
    x = 60,560,542,861.14/283,730.01
  6. Step 6: Final answer
    x = 213,444.26

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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.