Home / 56,588.17-78,091.66-31,096.18

Finding the Fourth Proportional to 56,588.17, 78,091.66 and 31,096.18

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Solution

The fourth proportional to 56,588.17, 78,091.66 and 31,096.18 is: 42,912.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,588.17 : 78,091.66 = 31,096.18 : x
  2. Step 2: Convert to fraction form
    56,588.17/78,091.66 = 31,096.18/x
  3. Step 3: Cross multiply
    56,588.17x = 78,091.66 × 31,096.18
  4. Step 4: Simplify right side
    56,588.17x = 2,428,352,306.36
  5. Step 5: Solve for x
    x = 2,428,352,306.36/56,588.17
  6. Step 6: Final answer
    x = 42,912.72

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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.