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Finding the Fourth Proportional to 64,649.30, 96,934.26 and 25,160.45

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Solution

The fourth proportional to 64,649.30, 96,934.26 and 25,160.45 is: 37,725.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,649.30 : 96,934.26 = 25,160.45 : x
  2. Step 2: Convert to fraction form
    64,649.30/96,934.26 = 25,160.45/x
  3. Step 3: Cross multiply
    64,649.30x = 96,934.26 × 25,160.45
  4. Step 4: Simplify right side
    64,649.30x = 2,438,909,602.02
  5. Step 5: Solve for x
    x = 2,438,909,602.02/64,649.30
  6. Step 6: Final answer
    x = 37,725.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.