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Finding the Fourth Proportional to 23,607.20, 32,492.40 and 22,246.40

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Solution

The fourth proportional to 23,607.20, 32,492.40 and 22,246.40 is: 30,619.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,607.20 : 32,492.40 = 22,246.40 : x
  2. Step 2: Convert to fraction form
    23,607.20/32,492.40 = 22,246.40/x
  3. Step 3: Cross multiply
    23,607.20x = 32,492.40 × 22,246.40
  4. Step 4: Simplify right side
    23,607.20x = 722,838,927.36
  5. Step 5: Solve for x
    x = 722,838,927.36/23,607.20
  6. Step 6: Final answer
    x = 30,619.43

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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.