Home / 107,622.93-161,434.13-51,292.29

Finding the Fourth Proportional to 107,622.93, 161,434.13 and 51,292.29

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Solution

The fourth proportional to 107,622.93, 161,434.13 and 51,292.29 is: 76,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,622.93 : 161,434.13 = 51,292.29 : x
  2. Step 2: Convert to fraction form
    107,622.93/161,434.13 = 51,292.29/x
  3. Step 3: Cross multiply
    107,622.93x = 161,434.13 × 51,292.29
  4. Step 4: Simplify right side
    107,622.93x = 8,280,325,955.40
  5. Step 5: Solve for x
    x = 8,280,325,955.40/107,622.93
  6. Step 6: Final answer
    x = 76,938.31

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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.