Home / 177,853.10-266,688.45-53,177.90

Finding the Fourth Proportional to 177,853.10, 266,688.45 and 53,177.90

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Solution

The fourth proportional to 177,853.10, 266,688.45 and 53,177.90 is: 79,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,853.10 : 266,688.45 = 53,177.90 : x
  2. Step 2: Convert to fraction form
    177,853.10/266,688.45 = 53,177.90/x
  3. Step 3: Cross multiply
    177,853.10x = 266,688.45 × 53,177.90
  4. Step 4: Simplify right side
    177,853.10x = 14,181,931,725.26
  5. Step 5: Solve for x
    x = 14,181,931,725.26/177,853.10
  6. Step 6: Final answer
    x = 79,739.58

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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.