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Finding the Fourth Proportional to 84,652.16, 127,003.08 and 37,894.64

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Solution

The fourth proportional to 84,652.16, 127,003.08 and 37,894.64 is: 56,853.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,652.16 : 127,003.08 = 37,894.64 : x
  2. Step 2: Convert to fraction form
    84,652.16/127,003.08 = 37,894.64/x
  3. Step 3: Cross multiply
    84,652.16x = 127,003.08 × 37,894.64
  4. Step 4: Simplify right side
    84,652.16x = 4,812,735,995.49
  5. Step 5: Solve for x
    x = 4,812,735,995.49/84,652.16
  6. Step 6: Final answer
    x = 56,853.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.