Home / 92,580.76-127,761.33-50,139.46

Finding the Fourth Proportional to 92,580.76, 127,761.33 and 50,139.46

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Solution

The fourth proportional to 92,580.76, 127,761.33 and 50,139.46 is: 69,192.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,580.76 : 127,761.33 = 50,139.46 : x
  2. Step 2: Convert to fraction form
    92,580.76/127,761.33 = 50,139.46/x
  3. Step 3: Cross multiply
    92,580.76x = 127,761.33 × 50,139.46
  4. Step 4: Simplify right side
    92,580.76x = 6,405,884,095.08
  5. Step 5: Solve for x
    x = 6,405,884,095.08/92,580.76
  6. Step 6: Final answer
    x = 69,192.39

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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.