Home / 354,022.38-530,918.73-117,301.50

Finding the Fourth Proportional to 354,022.38, 530,918.73 and 117,301.50

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Solution

The fourth proportional to 354,022.38, 530,918.73 and 117,301.50 is: 175,914.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,022.38 : 530,918.73 = 117,301.50 : x
  2. Step 2: Convert to fraction form
    354,022.38/530,918.73 = 117,301.50/x
  3. Step 3: Cross multiply
    354,022.38x = 530,918.73 × 117,301.50
  4. Step 4: Simplify right side
    354,022.38x = 62,277,563,407.10
  5. Step 5: Solve for x
    x = 62,277,563,407.10/354,022.38
  6. Step 6: Final answer
    x = 175,914.20

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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.