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Finding the Fourth Proportional to 10,041.08, 15,030 and 6,902.72

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Solution

The fourth proportional to 10,041.08, 15,030 and 6,902.72 is: 10,332.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,041.08 : 15,030 = 6,902.72 : x
  2. Step 2: Convert to fraction form
    10,041.08/15,030 = 6,902.72/x
  3. Step 3: Cross multiply
    10,041.08x = 15,030 × 6,902.72
  4. Step 4: Simplify right side
    10,041.08x = 103,747,881.60
  5. Step 5: Solve for x
    x = 103,747,881.60/10,041.08
  6. Step 6: Final answer
    x = 10,332.34

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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.