Home / 124,022.73-186,035.10-39,783.02

Finding the Fourth Proportional to 124,022.73, 186,035.10 and 39,783.02

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Solution

The fourth proportional to 124,022.73, 186,035.10 and 39,783.02 is: 59,674.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,022.73 : 186,035.10 = 39,783.02 : x
  2. Step 2: Convert to fraction form
    124,022.73/186,035.10 = 39,783.02/x
  3. Step 3: Cross multiply
    124,022.73x = 186,035.10 × 39,783.02
  4. Step 4: Simplify right side
    124,022.73x = 7,401,038,104.00
  5. Step 5: Solve for x
    x = 7,401,038,104.00/124,022.73
  6. Step 6: Final answer
    x = 59,674.85

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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.