Home / 96,707.60-133,447.56-54,258.32

Finding the Fourth Proportional to 96,707.60, 133,447.56 and 54,258.32

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Solution

The fourth proportional to 96,707.60, 133,447.56 and 54,258.32 is: 74,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,707.60 : 133,447.56 = 54,258.32 : x
  2. Step 2: Convert to fraction form
    96,707.60/133,447.56 = 54,258.32/x
  3. Step 3: Cross multiply
    96,707.60x = 133,447.56 × 54,258.32
  4. Step 4: Simplify right side
    96,707.60x = 7,240,640,413.70
  5. Step 5: Solve for x
    x = 7,240,640,413.70/96,707.60
  6. Step 6: Final answer
    x = 74,871.47

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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.