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Finding the Fourth Proportional to 23,572.58, 32,530.08 and 12,962.18

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Solution

The fourth proportional to 23,572.58, 32,530.08 and 12,962.18 is: 17,887.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,572.58 : 32,530.08 = 12,962.18 : x
  2. Step 2: Convert to fraction form
    23,572.58/32,530.08 = 12,962.18/x
  3. Step 3: Cross multiply
    23,572.58x = 32,530.08 × 12,962.18
  4. Step 4: Simplify right side
    23,572.58x = 421,660,752.37
  5. Step 5: Solve for x
    x = 421,660,752.37/23,572.58
  6. Step 6: Final answer
    x = 17,887.76

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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.