Home / 107,436.54-161,130.51-40,852.92

Finding the Fourth Proportional to 107,436.54, 161,130.51 and 40,852.92

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Solution

The fourth proportional to 107,436.54, 161,130.51 and 40,852.92 is: 61,270.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,436.54 : 161,130.51 = 40,852.92 : x
  2. Step 2: Convert to fraction form
    107,436.54/161,130.51 = 40,852.92/x
  3. Step 3: Cross multiply
    107,436.54x = 161,130.51 × 40,852.92
  4. Step 4: Simplify right side
    107,436.54x = 6,582,651,834.59
  5. Step 5: Solve for x
    x = 6,582,651,834.59/107,436.54
  6. Step 6: Final answer
    x = 61,270.14

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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.