Home / 61,164.30-91,746.45-51,833.10

Finding the Fourth Proportional to 61,164.30, 91,746.45 and 51,833.10

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Solution

The fourth proportional to 61,164.30, 91,746.45 and 51,833.10 is: 77,749.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,164.30 : 91,746.45 = 51,833.10 : x
  2. Step 2: Convert to fraction form
    61,164.30/91,746.45 = 51,833.10/x
  3. Step 3: Cross multiply
    61,164.30x = 91,746.45 × 51,833.10
  4. Step 4: Simplify right side
    61,164.30x = 4,755,502,917.50
  5. Step 5: Solve for x
    x = 4,755,502,917.50/61,164.30
  6. Step 6: Final answer
    x = 77,749.65

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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.