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Finding the Fourth Proportional to 14,460.04, 21,690.06 and 7,548.04

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Solution

The fourth proportional to 14,460.04, 21,690.06 and 7,548.04 is: 11,322.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.04 : 21,690.06 = 7,548.04 : x
  2. Step 2: Convert to fraction form
    14,460.04/21,690.06 = 7,548.04/x
  3. Step 3: Cross multiply
    14,460.04x = 21,690.06 × 7,548.04
  4. Step 4: Simplify right side
    14,460.04x = 163,717,440.48
  5. Step 5: Solve for x
    x = 163,717,440.48/14,460.04
  6. Step 6: Final answer
    x = 11,322.06

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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.