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Finding the Fourth Proportional to 9,007.13, 13,510.68 and 5,007.06

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Solution

The fourth proportional to 9,007.13, 13,510.68 and 5,007.06 is: 7,510.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.13 : 13,510.68 = 5,007.06 : x
  2. Step 2: Convert to fraction form
    9,007.13/13,510.68 = 5,007.06/x
  3. Step 3: Cross multiply
    9,007.13x = 13,510.68 × 5,007.06
  4. Step 4: Simplify right side
    9,007.13x = 67,648,785.40
  5. Step 5: Solve for x
    x = 67,648,785.40/9,007.13
  6. Step 6: Final answer
    x = 7,510.59

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Similar ratio
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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.