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Finding the Fourth Proportional to 9,373.22, 12,935.04 and 5,124.30

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Solution

The fourth proportional to 9,373.22, 12,935.04 and 5,124.30 is: 7,071.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,373.22 : 12,935.04 = 5,124.30 : x
  2. Step 2: Convert to fraction form
    9,373.22/12,935.04 = 5,124.30/x
  3. Step 3: Cross multiply
    9,373.22x = 12,935.04 × 5,124.30
  4. Step 4: Simplify right side
    9,373.22x = 66,282,984.00
  5. Step 5: Solve for x
    x = 66,282,984.00/9,373.22
  6. Step 6: Final answer
    x = 7,071.53

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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.