Home / 124,023.73-186,036.60-39,784.02

Finding the Fourth Proportional to 124,023.73, 186,036.60 and 39,784.02

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Solution

The fourth proportional to 124,023.73, 186,036.60 and 39,784.02 is: 59,676.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,023.73 : 186,036.60 = 39,784.02 : x
  2. Step 2: Convert to fraction form
    124,023.73/186,036.60 = 39,784.02/x
  3. Step 3: Cross multiply
    124,023.73x = 186,036.60 × 39,784.02
  4. Step 4: Simplify right side
    124,023.73x = 7,401,283,815.13
  5. Step 5: Solve for x
    x = 7,401,283,815.13/124,023.73
  6. Step 6: Final answer
    x = 59,676.35

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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.