Home / 92,733.51-127,971.57-51,897.66

Finding the Fourth Proportional to 92,733.51, 127,971.57 and 51,897.66

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Solution

The fourth proportional to 92,733.51, 127,971.57 and 51,897.66 is: 71,618.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,733.51 : 127,971.57 = 51,897.66 : x
  2. Step 2: Convert to fraction form
    92,733.51/127,971.57 = 51,897.66/x
  3. Step 3: Cross multiply
    92,733.51x = 127,971.57 × 51,897.66
  4. Step 4: Simplify right side
    92,733.51x = 6,641,425,318.13
  5. Step 5: Solve for x
    x = 6,641,425,318.13/92,733.51
  6. Step 6: Final answer
    x = 71,618.40

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1.5x scale

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.