Home / 96,896.25-133,718.85-54,457.52

Finding the Fourth Proportional to 96,896.25, 133,718.85 and 54,457.52

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Solution

The fourth proportional to 96,896.25, 133,718.85 and 54,457.52 is: 75,152.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,896.25 : 133,718.85 = 54,457.52 : x
  2. Step 2: Convert to fraction form
    96,896.25/133,718.85 = 54,457.52/x
  3. Step 3: Cross multiply
    96,896.25x = 133,718.85 × 54,457.52
  4. Step 4: Simplify right side
    96,896.25x = 7,281,996,279.66
  5. Step 5: Solve for x
    x = 7,281,996,279.66/96,896.25
  6. Step 6: Final answer
    x = 75,152.51

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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.