Home / 113,113.13-156,096.11-62,812.13

Finding the Fourth Proportional to 113,113.13, 156,096.11 and 62,812.13

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Solution

The fourth proportional to 113,113.13, 156,096.11 and 62,812.13 is: 86,680.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,113.13 : 156,096.11 = 62,812.13 : x
  2. Step 2: Convert to fraction form
    113,113.13/156,096.11 = 62,812.13/x
  3. Step 3: Cross multiply
    113,113.13x = 156,096.11 × 62,812.13
  4. Step 4: Simplify right side
    113,113.13x = 9,804,728,530.36
  5. Step 5: Solve for x
    x = 9,804,728,530.36/113,113.13
  6. Step 6: Final answer
    x = 86,680.73

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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.