Home / 177,856.26-266,784.84-72,675.21

Finding the Fourth Proportional to 177,856.26, 266,784.84 and 72,675.21

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Solution

The fourth proportional to 177,856.26, 266,784.84 and 72,675.21 is: 109,013.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,856.26 : 266,784.84 = 72,675.21 : x
  2. Step 2: Convert to fraction form
    177,856.26/266,784.84 = 72,675.21/x
  3. Step 3: Cross multiply
    177,856.26x = 266,784.84 × 72,675.21
  4. Step 4: Simplify right side
    177,856.26x = 19,388,644,271.82
  5. Step 5: Solve for x
    x = 19,388,644,271.82/177,856.26
  6. Step 6: Final answer
    x = 109,013.00

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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.