Home / 107,779.01-161,680.05-41,275.98

Finding the Fourth Proportional to 107,779.01, 161,680.05 and 41,275.98

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Solution

The fourth proportional to 107,779.01, 161,680.05 and 41,275.98 is: 61,918.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,779.01 : 161,680.05 = 41,275.98 : x
  2. Step 2: Convert to fraction form
    107,779.01/161,680.05 = 41,275.98/x
  3. Step 3: Cross multiply
    107,779.01x = 161,680.05 × 41,275.98
  4. Step 4: Simplify right side
    107,779.01x = 6,673,502,510.20
  5. Step 5: Solve for x
    x = 6,673,502,510.20/107,779.01
  6. Step 6: Final answer
    x = 61,918.39

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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.