Home / 249,769.81-374,556.10-99,982.18

Finding the Fourth Proportional to 249,769.81, 374,556.10 and 99,982.18

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Solution

The fourth proportional to 249,769.81, 374,556.10 and 99,982.18 is: 149,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,769.81 : 374,556.10 = 99,982.18 : x
  2. Step 2: Convert to fraction form
    249,769.81/374,556.10 = 99,982.18/x
  3. Step 3: Cross multiply
    249,769.81x = 374,556.10 × 99,982.18
  4. Step 4: Simplify right side
    249,769.81x = 37,448,935,410.30
  5. Step 5: Solve for x
    x = 37,448,935,410.30/249,769.81
  6. Step 6: Final answer
    x = 149,933.79

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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.