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Finding the Fourth Proportional to 10,553.53, 14,564.55 and 6,077.20

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Solution

The fourth proportional to 10,553.53, 14,564.55 and 6,077.20 is: 8,386.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,553.53 : 14,564.55 = 6,077.20 : x
  2. Step 2: Convert to fraction form
    10,553.53/14,564.55 = 6,077.20/x
  3. Step 3: Cross multiply
    10,553.53x = 14,564.55 × 6,077.20
  4. Step 4: Simplify right side
    10,553.53x = 88,511,683.26
  5. Step 5: Solve for x
    x = 88,511,683.26/10,553.53
  6. Step 6: Final answer
    x = 8,386.93

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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.