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Finding the Fourth Proportional to 23,502.98, 35,254.59 and 7,920.74

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Solution

The fourth proportional to 23,502.98, 35,254.59 and 7,920.74 is: 11,881.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,502.98 : 35,254.59 = 7,920.74 : x
  2. Step 2: Convert to fraction form
    23,502.98/35,254.59 = 7,920.74/x
  3. Step 3: Cross multiply
    23,502.98x = 35,254.59 × 7,920.74
  4. Step 4: Simplify right side
    23,502.98x = 279,242,441.20
  5. Step 5: Solve for x
    x = 279,242,441.20/23,502.98
  6. Step 6: Final answer
    x = 11,881.15

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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.