Home / 96,901.08-133,708.32-54,451.32

Finding the Fourth Proportional to 96,901.08, 133,708.32 and 54,451.32

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Solution

The fourth proportional to 96,901.08, 133,708.32 and 54,451.32 is: 75,134.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,901.08 : 133,708.32 = 54,451.32 : x
  2. Step 2: Convert to fraction form
    96,901.08/133,708.32 = 54,451.32/x
  3. Step 3: Cross multiply
    96,901.08x = 133,708.32 × 54,451.32
  4. Step 4: Simplify right side
    96,901.08x = 7,280,594,518.98
  5. Step 5: Solve for x
    x = 7,280,594,518.98/96,901.08
  6. Step 6: Final answer
    x = 75,134.30

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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.