Home / 165,075.93-227,804.79-89,624.43

Finding the Fourth Proportional to 165,075.93, 227,804.79 and 89,624.43

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Solution

The fourth proportional to 165,075.93, 227,804.79 and 89,624.43 is: 123,681.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,075.93 : 227,804.79 = 89,624.43 : x
  2. Step 2: Convert to fraction form
    165,075.93/227,804.79 = 89,624.43/x
  3. Step 3: Cross multiply
    165,075.93x = 227,804.79 × 89,624.43
  4. Step 4: Simplify right side
    165,075.93x = 20,416,874,455.02
  5. Step 5: Solve for x
    x = 20,416,874,455.02/165,075.93
  6. Step 6: Final answer
    x = 123,681.72

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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.