Home / 92,789.46-128,050.29-50,348.34

Finding the Fourth Proportional to 92,789.46, 128,050.29 and 50,348.34

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Solution

The fourth proportional to 92,789.46, 128,050.29 and 50,348.34 is: 69,481.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,789.46 : 128,050.29 = 50,348.34 : x
  2. Step 2: Convert to fraction form
    92,789.46/128,050.29 = 50,348.34/x
  3. Step 3: Cross multiply
    92,789.46x = 128,050.29 × 50,348.34
  4. Step 4: Simplify right side
    92,789.46x = 6,447,119,538.02
  5. Step 5: Solve for x
    x = 6,447,119,538.02/92,789.46
  6. Step 6: Final answer
    x = 69,481.16

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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.