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Finding the Fourth Proportional to 64,425.03, 88,906.46 and 36,130.47

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Solution

The fourth proportional to 64,425.03, 88,906.46 and 36,130.47 is: 49,860.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,425.03 : 88,906.46 = 36,130.47 : x
  2. Step 2: Convert to fraction form
    64,425.03/88,906.46 = 36,130.47/x
  3. Step 3: Cross multiply
    64,425.03x = 88,906.46 × 36,130.47
  4. Step 4: Simplify right side
    64,425.03x = 3,212,232,005.18
  5. Step 5: Solve for x
    x = 3,212,232,005.18/64,425.03
  6. Step 6: Final answer
    x = 49,860.00

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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.