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Finding the Fourth Proportional to 65,058.88, 89,784.96 and 36,767.04

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Solution

The fourth proportional to 65,058.88, 89,784.96 and 36,767.04 is: 50,740.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,058.88 : 89,784.96 = 36,767.04 : x
  2. Step 2: Convert to fraction form
    65,058.88/89,784.96 = 36,767.04/x
  3. Step 3: Cross multiply
    65,058.88x = 89,784.96 × 36,767.04
  4. Step 4: Simplify right side
    65,058.88x = 3,301,127,215.72
  5. Step 5: Solve for x
    x = 3,301,127,215.72/65,058.88
  6. Step 6: Final answer
    x = 50,740.61

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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.