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Finding the Fourth Proportional to 18,153, 25,048.20 and 10,598.10

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Solution

The fourth proportional to 18,153, 25,048.20 and 10,598.10 is: 14,623.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153 : 25,048.20 = 10,598.10 : x
  2. Step 2: Convert to fraction form
    18,153/25,048.20 = 10,598.10/x
  3. Step 3: Cross multiply
    18,153x = 25,048.20 × 10,598.10
  4. Step 4: Simplify right side
    18,153x = 265,463,328.42
  5. Step 5: Solve for x
    x = 265,463,328.42/18,153
  6. Step 6: Final answer
    x = 14,623.66

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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.