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Finding the Fourth Proportional to 9,037.16, 12,465.80 and 5,971.02

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Solution

The fourth proportional to 9,037.16, 12,465.80 and 5,971.02 is: 8,236.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,037.16 : 12,465.80 = 5,971.02 : x
  2. Step 2: Convert to fraction form
    9,037.16/12,465.80 = 5,971.02/x
  3. Step 3: Cross multiply
    9,037.16x = 12,465.80 × 5,971.02
  4. Step 4: Simplify right side
    9,037.16x = 74,433,541.12
  5. Step 5: Solve for x
    x = 74,433,541.12/9,037.16
  6. Step 6: Final answer
    x = 8,236.39

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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.