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Finding the Fourth Proportional to 23,573.46, 32,530.47 and 12,962.46

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Solution

The fourth proportional to 23,573.46, 32,530.47 and 12,962.46 is: 17,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,573.46 : 32,530.47 = 12,962.46 : x
  2. Step 2: Convert to fraction form
    23,573.46/32,530.47 = 12,962.46/x
  3. Step 3: Cross multiply
    23,573.46x = 32,530.47 × 12,962.46
  4. Step 4: Simplify right side
    23,573.46x = 421,674,916.16
  5. Step 5: Solve for x
    x = 421,674,916.16/23,573.46
  6. Step 6: Final answer
    x = 17,887.70

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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.