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Finding the Fourth Proportional to 15,024.45, 20,733.48 and 9,059.40

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Solution

The fourth proportional to 15,024.45, 20,733.48 and 9,059.40 is: 12,501.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,024.45 : 20,733.48 = 9,059.40 : x
  2. Step 2: Convert to fraction form
    15,024.45/20,733.48 = 9,059.40/x
  3. Step 3: Cross multiply
    15,024.45x = 20,733.48 × 9,059.40
  4. Step 4: Simplify right side
    15,024.45x = 187,832,888.71
  5. Step 5: Solve for x
    x = 187,832,888.71/15,024.45
  6. Step 6: Final answer
    x = 12,501.81

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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.