Home / 107,368.29-161,071.29-40,814.24

Finding the Fourth Proportional to 107,368.29, 161,071.29 and 40,814.24

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Solution

The fourth proportional to 107,368.29, 161,071.29 and 40,814.24 is: 61,228.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,368.29 : 161,071.29 = 40,814.24 : x
  2. Step 2: Convert to fraction form
    107,368.29/161,071.29 = 40,814.24/x
  3. Step 3: Cross multiply
    107,368.29x = 161,071.29 × 40,814.24
  4. Step 4: Simplify right side
    107,368.29x = 6,574,001,481.81
  5. Step 5: Solve for x
    x = 6,574,001,481.81/107,368.29
  6. Step 6: Final answer
    x = 61,228.52

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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.