Home / 92,128.19-127,135.40-51,841.94

Finding the Fourth Proportional to 92,128.19, 127,135.40 and 51,841.94

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Solution

The fourth proportional to 92,128.19, 127,135.40 and 51,841.94 is: 71,541.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,128.19 : 127,135.40 = 51,841.94 : x
  2. Step 2: Convert to fraction form
    92,128.19/127,135.40 = 51,841.94/x
  3. Step 3: Cross multiply
    92,128.19x = 127,135.40 × 51,841.94
  4. Step 4: Simplify right side
    92,128.19x = 6,590,944,883.79
  5. Step 5: Solve for x
    x = 6,590,944,883.79/92,128.19
  6. Step 6: Final answer
    x = 71,541.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.