Home / 97,057.62-145,482.75-69,271.38

Finding the Fourth Proportional to 97,057.62, 145,482.75 and 69,271.38

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Solution

The fourth proportional to 97,057.62, 145,482.75 and 69,271.38 is: 103,833.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,057.62 : 145,482.75 = 69,271.38 : x
  2. Step 2: Convert to fraction form
    97,057.62/145,482.75 = 69,271.38/x
  3. Step 3: Cross multiply
    97,057.62x = 145,482.75 × 69,271.38
  4. Step 4: Simplify right side
    97,057.62x = 10,077,790,858.70
  5. Step 5: Solve for x
    x = 10,077,790,858.70/97,057.62
  6. Step 6: Final answer
    x = 103,833.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.