Home / 12,300.04-16,975.56-6,996.16

Finding the Fourth Proportional to 12,300.04, 16,975.56 and 6,996.16

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Solution

The fourth proportional to 12,300.04, 16,975.56 and 6,996.16 is: 9,655.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,300.04 : 16,975.56 = 6,996.16 : x
  2. Step 2: Convert to fraction form
    12,300.04/16,975.56 = 6,996.16/x
  3. Step 3: Cross multiply
    12,300.04x = 16,975.56 × 6,996.16
  4. Step 4: Simplify right side
    12,300.04x = 118,763,733.85
  5. Step 5: Solve for x
    x = 118,763,733.85/12,300.04
  6. Step 6: Final answer
    x = 9,655.56

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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.