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Finding the Fourth Proportional to 63,994.75, 88,271.63 and 38,844.25

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Solution

The fourth proportional to 63,994.75, 88,271.63 and 38,844.25 is: 53,580.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,994.75 : 88,271.63 = 38,844.25 : x
  2. Step 2: Convert to fraction form
    63,994.75/88,271.63 = 38,844.25/x
  3. Step 3: Cross multiply
    63,994.75x = 88,271.63 × 38,844.25
  4. Step 4: Simplify right side
    63,994.75x = 3,428,845,263.63
  5. Step 5: Solve for x
    x = 3,428,845,263.63/63,994.75
  6. Step 6: Final answer
    x = 53,580.10

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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.