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Finding the Fourth Proportional to 24,510.79, 36,769.62 and 9,721.20

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Solution

The fourth proportional to 24,510.79, 36,769.62 and 9,721.20 is: 14,583.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,510.79 : 36,769.62 = 9,721.20 : x
  2. Step 2: Convert to fraction form
    24,510.79/36,769.62 = 9,721.20/x
  3. Step 3: Cross multiply
    24,510.79x = 36,769.62 × 9,721.20
  4. Step 4: Simplify right side
    24,510.79x = 357,444,829.94
  5. Step 5: Solve for x
    x = 357,444,829.94/24,510.79
  6. Step 6: Final answer
    x = 14,583.17

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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.