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Finding the Fourth Proportional to 12,606.03, 17,395.95 and 7,300.95

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Solution

The fourth proportional to 12,606.03, 17,395.95 and 7,300.95 is: 10,075.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.03 : 17,395.95 = 7,300.95 : x
  2. Step 2: Convert to fraction form
    12,606.03/17,395.95 = 7,300.95/x
  3. Step 3: Cross multiply
    12,606.03x = 17,395.95 × 7,300.95
  4. Step 4: Simplify right side
    12,606.03x = 127,006,961.15
  5. Step 5: Solve for x
    x = 127,006,961.15/12,606.03
  6. Step 6: Final answer
    x = 10,075.10

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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.