Home / 92,123.28-127,119.83-51,836.22

Finding the Fourth Proportional to 92,123.28, 127,119.83 and 51,836.22

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Solution

The fourth proportional to 92,123.28, 127,119.83 and 51,836.22 is: 71,528.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,123.28 : 127,119.83 = 51,836.22 : x
  2. Step 2: Convert to fraction form
    92,123.28/127,119.83 = 51,836.22/x
  3. Step 3: Cross multiply
    92,123.28x = 127,119.83 × 51,836.22
  4. Step 4: Simplify right side
    92,123.28x = 6,589,411,215.06
  5. Step 5: Solve for x
    x = 6,589,411,215.06/92,123.28
  6. Step 6: Final answer
    x = 71,528.19

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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.