Home / 234,886.38-352,341.86-66,419.03

Finding the Fourth Proportional to 234,886.38, 352,341.86 and 66,419.03

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Solution

The fourth proportional to 234,886.38, 352,341.86 and 66,419.03 is: 99,632.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,886.38 : 352,341.86 = 66,419.03 : x
  2. Step 2: Convert to fraction form
    234,886.38/352,341.86 = 66,419.03/x
  3. Step 3: Cross multiply
    234,886.38x = 352,341.86 × 66,419.03
  4. Step 4: Simplify right side
    234,886.38x = 23,402,202,475.79
  5. Step 5: Solve for x
    x = 23,402,202,475.79/234,886.38
  6. Step 6: Final answer
    x = 99,632.01

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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.