Home / 349,899.81-524,831.27-172,346.85

Finding the Fourth Proportional to 349,899.81, 524,831.27 and 172,346.85

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Solution

The fourth proportional to 349,899.81, 524,831.27 and 172,346.85 is: 258,511.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,899.81 : 524,831.27 = 172,346.85 : x
  2. Step 2: Convert to fraction form
    349,899.81/524,831.27 = 172,346.85/x
  3. Step 3: Cross multiply
    349,899.81x = 524,831.27 × 172,346.85
  4. Step 4: Simplify right side
    349,899.81x = 90,453,016,166.00
  5. Step 5: Solve for x
    x = 90,453,016,166.00/349,899.81
  6. Step 6: Final answer
    x = 258,511.19

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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.