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Finding the Fourth Proportional to 64,412.50, 88,859.01 and 45,560.02

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Solution

The fourth proportional to 64,412.50, 88,859.01 and 45,560.02 is: 62,851.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,412.50 : 88,859.01 = 45,560.02 : x
  2. Step 2: Convert to fraction form
    64,412.50/88,859.01 = 45,560.02/x
  3. Step 3: Cross multiply
    64,412.50x = 88,859.01 × 45,560.02
  4. Step 4: Simplify right side
    64,412.50x = 4,048,418,272.78
  5. Step 5: Solve for x
    x = 4,048,418,272.78/64,412.50
  6. Step 6: Final answer
    x = 62,851.44

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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.