Home / 120,583.71-180,875.58-41,654.88

Finding the Fourth Proportional to 120,583.71, 180,875.58 and 41,654.88

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Solution

The fourth proportional to 120,583.71, 180,875.58 and 41,654.88 is: 62,482.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,583.71 : 180,875.58 = 41,654.88 : x
  2. Step 2: Convert to fraction form
    120,583.71/180,875.58 = 41,654.88/x
  3. Step 3: Cross multiply
    120,583.71x = 180,875.58 × 41,654.88
  4. Step 4: Simplify right side
    120,583.71x = 7,534,350,579.83
  5. Step 5: Solve for x
    x = 7,534,350,579.83/120,583.71
  6. Step 6: Final answer
    x = 62,482.33

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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.