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Finding the Fourth Proportional to 13,075.83, 18,053.01 and 10,045.08

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Solution

The fourth proportional to 13,075.83, 18,053.01 and 10,045.08 is: 13,868.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.83 : 18,053.01 = 10,045.08 : x
  2. Step 2: Convert to fraction form
    13,075.83/18,053.01 = 10,045.08/x
  3. Step 3: Cross multiply
    13,075.83x = 18,053.01 × 10,045.08
  4. Step 4: Simplify right side
    13,075.83x = 181,343,929.69
  5. Step 5: Solve for x
    x = 181,343,929.69/13,075.83
  6. Step 6: Final answer
    x = 13,868.64

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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.