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Finding the Fourth Proportional to 64,330.02, 88,775.64 and 35,650.98

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Solution

The fourth proportional to 64,330.02, 88,775.64 and 35,650.98 is: 49,198.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,330.02 : 88,775.64 = 35,650.98 : x
  2. Step 2: Convert to fraction form
    64,330.02/88,775.64 = 35,650.98/x
  3. Step 3: Cross multiply
    64,330.02x = 88,775.64 × 35,650.98
  4. Step 4: Simplify right side
    64,330.02x = 3,164,938,566.13
  5. Step 5: Solve for x
    x = 3,164,938,566.13/64,330.02
  6. Step 6: Final answer
    x = 49,198.47

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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.