Home / 113,293.27-156,327.19-65,551.07

Finding the Fourth Proportional to 113,293.27, 156,327.19 and 65,551.07

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Solution

The fourth proportional to 113,293.27, 156,327.19 and 65,551.07 is: 90,450.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,293.27 : 156,327.19 = 65,551.07 : x
  2. Step 2: Convert to fraction form
    113,293.27/156,327.19 = 65,551.07/x
  3. Step 3: Cross multiply
    113,293.27x = 156,327.19 × 65,551.07
  4. Step 4: Simplify right side
    113,293.27x = 10,247,414,574.59
  5. Step 5: Solve for x
    x = 10,247,414,574.59/113,293.27
  6. Step 6: Final answer
    x = 90,450.34

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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.