Home / 124,005.10-185,679.60-97,542.40

Finding the Fourth Proportional to 124,005.10, 185,679.60 and 97,542.40

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Solution

The fourth proportional to 124,005.10, 185,679.60 and 97,542.40 is: 146,055.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,005.10 : 185,679.60 = 97,542.40 : x
  2. Step 2: Convert to fraction form
    124,005.10/185,679.60 = 97,542.40/x
  3. Step 3: Cross multiply
    124,005.10x = 185,679.60 × 97,542.40
  4. Step 4: Simplify right side
    124,005.10x = 18,111,633,815.04
  5. Step 5: Solve for x
    x = 18,111,633,815.04/124,005.10
  6. Step 6: Final answer
    x = 146,055.56

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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.