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Finding the Fourth Proportional to 11,061.34, 15,264.18 and 6,345.52

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Solution

The fourth proportional to 11,061.34, 15,264.18 and 6,345.52 is: 8,756.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,061.34 : 15,264.18 = 6,345.52 : x
  2. Step 2: Convert to fraction form
    11,061.34/15,264.18 = 6,345.52/x
  3. Step 3: Cross multiply
    11,061.34x = 15,264.18 × 6,345.52
  4. Step 4: Simplify right side
    11,061.34x = 96,859,159.47
  5. Step 5: Solve for x
    x = 96,859,159.47/11,061.34
  6. Step 6: Final answer
    x = 8,756.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.