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Finding the Fourth Proportional to 12,603.04, 17,363.08 and 9,060.12

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Solution

The fourth proportional to 12,603.04, 17,363.08 and 9,060.12 is: 12,482.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,603.04 : 17,363.08 = 9,060.12 : x
  2. Step 2: Convert to fraction form
    12,603.04/17,363.08 = 9,060.12/x
  3. Step 3: Cross multiply
    12,603.04x = 17,363.08 × 9,060.12
  4. Step 4: Simplify right side
    12,603.04x = 157,311,588.37
  5. Step 5: Solve for x
    x = 157,311,588.37/12,603.04
  6. Step 6: Final answer
    x = 12,482.04

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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.