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Finding the Fourth Proportional to 64,392.94, 88,862.21 and 36,098.63

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Solution

The fourth proportional to 64,392.94, 88,862.21 and 36,098.63 is: 49,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,392.94 : 88,862.21 = 36,098.63 : x
  2. Step 2: Convert to fraction form
    64,392.94/88,862.21 = 36,098.63/x
  3. Step 3: Cross multiply
    64,392.94x = 88,862.21 × 36,098.63
  4. Step 4: Simplify right side
    64,392.94x = 3,207,804,039.77
  5. Step 5: Solve for x
    x = 3,207,804,039.77/64,392.94
  6. Step 6: Final answer
    x = 49,816.08

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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.