Home / 118,274.92-163,235.22-75,258.64

Finding the Fourth Proportional to 118,274.92, 163,235.22 and 75,258.64

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Solution

The fourth proportional to 118,274.92, 163,235.22 and 75,258.64 is: 103,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,274.92 : 163,235.22 = 75,258.64 : x
  2. Step 2: Convert to fraction form
    118,274.92/163,235.22 = 75,258.64/x
  3. Step 3: Cross multiply
    118,274.92x = 163,235.22 × 75,258.64
  4. Step 4: Simplify right side
    118,274.92x = 12,284,860,657.30
  5. Step 5: Solve for x
    x = 12,284,860,657.30/118,274.92
  6. Step 6: Final answer
    x = 103,867.00

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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.