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Finding the Fourth Proportional to 10,925.68, 15,075.18 and 6,945.34

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Solution

The fourth proportional to 10,925.68, 15,075.18 and 6,945.34 is: 9,583.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.68 : 15,075.18 = 6,945.34 : x
  2. Step 2: Convert to fraction form
    10,925.68/15,075.18 = 6,945.34/x
  3. Step 3: Cross multiply
    10,925.68x = 15,075.18 × 6,945.34
  4. Step 4: Simplify right side
    10,925.68x = 104,702,250.66
  5. Step 5: Solve for x
    x = 104,702,250.66/10,925.68
  6. Step 6: Final answer
    x = 9,583.13

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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.