Home / 177,785.86-266,638.77-51,397.93

Finding the Fourth Proportional to 177,785.86, 266,638.77 and 51,397.93

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Solution

The fourth proportional to 177,785.86, 266,638.77 and 51,397.93 is: 77,085.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,785.86 : 266,638.77 = 51,397.93 : x
  2. Step 2: Convert to fraction form
    177,785.86/266,638.77 = 51,397.93/x
  3. Step 3: Cross multiply
    177,785.86x = 266,638.77 × 51,397.93
  4. Step 4: Simplify right side
    177,785.86x = 13,704,680,835.75
  5. Step 5: Solve for x
    x = 13,704,680,835.75/177,785.86
  6. Step 6: Final answer
    x = 77,085.33

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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.