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Finding the Fourth Proportional to 8,368.60, 12,536.17 and 5,035.01

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Solution

The fourth proportional to 8,368.60, 12,536.17 and 5,035.01 is: 7,542.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,368.60 : 12,536.17 = 5,035.01 : x
  2. Step 2: Convert to fraction form
    8,368.60/12,536.17 = 5,035.01/x
  3. Step 3: Cross multiply
    8,368.60x = 12,536.17 × 5,035.01
  4. Step 4: Simplify right side
    8,368.60x = 63,119,741.31
  5. Step 5: Solve for x
    x = 63,119,741.31/8,368.60
  6. Step 6: Final answer
    x = 7,542.45

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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.