Home / 165,700.23-248,543.20-53,377.93

Finding the Fourth Proportional to 165,700.23, 248,543.20 and 53,377.93

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Solution

The fourth proportional to 165,700.23, 248,543.20 and 53,377.93 is: 80,064.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,700.23 : 248,543.20 = 53,377.93 : x
  2. Step 2: Convert to fraction form
    165,700.23/248,543.20 = 53,377.93/x
  3. Step 3: Cross multiply
    165,700.23x = 248,543.20 × 53,377.93
  4. Step 4: Simplify right side
    165,700.23x = 13,266,721,531.58
  5. Step 5: Solve for x
    x = 13,266,721,531.58/165,700.23
  6. Step 6: Final answer
    x = 80,064.59

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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.