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Finding the Fourth Proportional to 14,666.48, 21,995.08 and 4,803.49

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Solution

The fourth proportional to 14,666.48, 21,995.08 and 4,803.49 is: 7,203.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,666.48 : 21,995.08 = 4,803.49 : x
  2. Step 2: Convert to fraction form
    14,666.48/21,995.08 = 4,803.49/x
  3. Step 3: Cross multiply
    14,666.48x = 21,995.08 × 4,803.49
  4. Step 4: Simplify right side
    14,666.48x = 105,653,146.83
  5. Step 5: Solve for x
    x = 105,653,146.83/14,666.48
  6. Step 6: Final answer
    x = 7,203.72

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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.