Home / 65,104.08-89,794.35-47,258.16

Finding the Fourth Proportional to 65,104.08, 89,794.35 and 47,258.16

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Solution

The fourth proportional to 65,104.08, 89,794.35 and 47,258.16 is: 65,180.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,104.08 : 89,794.35 = 47,258.16 : x
  2. Step 2: Convert to fraction form
    65,104.08/89,794.35 = 47,258.16/x
  3. Step 3: Cross multiply
    65,104.08x = 89,794.35 × 47,258.16
  4. Step 4: Simplify right side
    65,104.08x = 4,243,515,759.40
  5. Step 5: Solve for x
    x = 4,243,515,759.40/65,104.08
  6. Step 6: Final answer
    x = 65,180.49

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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.