Home / 92,753.19-127,998.75-50,311.77

Finding the Fourth Proportional to 92,753.19, 127,998.75 and 50,311.77

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Solution

The fourth proportional to 92,753.19, 127,998.75 and 50,311.77 is: 69,429.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,753.19 : 127,998.75 = 50,311.77 : x
  2. Step 2: Convert to fraction form
    92,753.19/127,998.75 = 50,311.77/x
  3. Step 3: Cross multiply
    92,753.19x = 127,998.75 × 50,311.77
  4. Step 4: Simplify right side
    92,753.19x = 6,439,843,670.29
  5. Step 5: Solve for x
    x = 6,439,843,670.29/92,753.19
  6. Step 6: Final answer
    x = 69,429.89

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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.