Home / 83,537.60-125,320.44-41,419.76

Finding the Fourth Proportional to 83,537.60, 125,320.44 and 41,419.76

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Solution

The fourth proportional to 83,537.60, 125,320.44 and 41,419.76 is: 62,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,537.60 : 125,320.44 = 41,419.76 : x
  2. Step 2: Convert to fraction form
    83,537.60/125,320.44 = 41,419.76/x
  3. Step 3: Cross multiply
    83,537.60x = 125,320.44 × 41,419.76
  4. Step 4: Simplify right side
    83,537.60x = 5,190,742,547.89
  5. Step 5: Solve for x
    x = 5,190,742,547.89/83,537.60
  6. Step 6: Final answer
    x = 62,136.60

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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.