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Finding the Fourth Proportional to 15,303.39, 22,952.92 and 4,913.79

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Solution

The fourth proportional to 15,303.39, 22,952.92 and 4,913.79 is: 7,369.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,303.39 : 22,952.92 = 4,913.79 : x
  2. Step 2: Convert to fraction form
    15,303.39/22,952.92 = 4,913.79/x
  3. Step 3: Cross multiply
    15,303.39x = 22,952.92 × 4,913.79
  4. Step 4: Simplify right side
    15,303.39x = 112,785,828.77
  5. Step 5: Solve for x
    x = 112,785,828.77/15,303.39
  6. Step 6: Final answer
    x = 7,369.99

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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.