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Finding the Fourth Proportional to 9,459.68, 14,187.96 and 3,535

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Solution

The fourth proportional to 9,459.68, 14,187.96 and 3,535 is: 5,301.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459.68 : 14,187.96 = 3,535 : x
  2. Step 2: Convert to fraction form
    9,459.68/14,187.96 = 3,535/x
  3. Step 3: Cross multiply
    9,459.68x = 14,187.96 × 3,535
  4. Step 4: Simplify right side
    9,459.68x = 50,154,438.60
  5. Step 5: Solve for x
    x = 50,154,438.60/9,459.68
  6. Step 6: Final answer
    x = 5,301.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.