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Finding the Fourth Proportional to 18,332.32, 27,492.98 and 9,562.45

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Solution

The fourth proportional to 18,332.32, 27,492.98 and 9,562.45 is: 14,340.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,332.32 : 27,492.98 = 9,562.45 : x
  2. Step 2: Convert to fraction form
    18,332.32/27,492.98 = 9,562.45/x
  3. Step 3: Cross multiply
    18,332.32x = 27,492.98 × 9,562.45
  4. Step 4: Simplify right side
    18,332.32x = 262,900,130.06
  5. Step 5: Solve for x
    x = 262,900,130.06/18,332.32
  6. Step 6: Final answer
    x = 14,340.80

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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.