Home / 296,568.16-444,864.54-86,206.10

Finding the Fourth Proportional to 296,568.16, 444,864.54 and 86,206.10

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Solution

The fourth proportional to 296,568.16, 444,864.54 and 86,206.10 is: 129,312.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,568.16 : 444,864.54 = 86,206.10 : x
  2. Step 2: Convert to fraction form
    296,568.16/444,864.54 = 86,206.10/x
  3. Step 3: Cross multiply
    296,568.16x = 444,864.54 × 86,206.10
  4. Step 4: Simplify right side
    296,568.16x = 38,350,037,021.69
  5. Step 5: Solve for x
    x = 38,350,037,021.69/296,568.16
  6. Step 6: Final answer
    x = 129,312.73

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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.