Home / 113,203.66-156,224.56-62,215.46

Finding the Fourth Proportional to 113,203.66, 156,224.56 and 62,215.46

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Solution

The fourth proportional to 113,203.66, 156,224.56 and 62,215.46 is: 85,859.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,203.66 : 156,224.56 = 62,215.46 : x
  2. Step 2: Convert to fraction form
    113,203.66/156,224.56 = 62,215.46/x
  3. Step 3: Cross multiply
    113,203.66x = 156,224.56 × 62,215.46
  4. Step 4: Simplify right side
    113,203.66x = 9,719,583,019.24
  5. Step 5: Solve for x
    x = 9,719,583,019.24/113,203.66
  6. Step 6: Final answer
    x = 85,859.26

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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.