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Finding the Fourth Proportional to 60,874.64, 83,999.88 and 34,018.32

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Solution

The fourth proportional to 60,874.64, 83,999.88 and 34,018.32 is: 46,941.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,874.64 : 83,999.88 = 34,018.32 : x
  2. Step 2: Convert to fraction form
    60,874.64/83,999.88 = 34,018.32/x
  3. Step 3: Cross multiply
    60,874.64x = 83,999.88 × 34,018.32
  4. Step 4: Simplify right side
    60,874.64x = 2,857,534,797.80
  5. Step 5: Solve for x
    x = 2,857,534,797.80/60,874.64
  6. Step 6: Final answer
    x = 46,941.30

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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.