Home / 118,247.08-163,180.74-67,945.96

Finding the Fourth Proportional to 118,247.08, 163,180.74 and 67,945.96

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Solution

The fourth proportional to 118,247.08, 163,180.74 and 67,945.96 is: 93,765.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,247.08 : 163,180.74 = 67,945.96 : x
  2. Step 2: Convert to fraction form
    118,247.08/163,180.74 = 67,945.96/x
  3. Step 3: Cross multiply
    118,247.08x = 163,180.74 × 67,945.96
  4. Step 4: Simplify right side
    118,247.08x = 11,087,472,032.81
  5. Step 5: Solve for x
    x = 11,087,472,032.81/118,247.08
  6. Step 6: Final answer
    x = 93,765.29

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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.