Home / 124,353.10-186,565.97-40,111.39

Finding the Fourth Proportional to 124,353.10, 186,565.97 and 40,111.39

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Solution

The fourth proportional to 124,353.10, 186,565.97 and 40,111.39 is: 60,178.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,353.10 : 186,565.97 = 40,111.39 : x
  2. Step 2: Convert to fraction form
    124,353.10/186,565.97 = 40,111.39/x
  3. Step 3: Cross multiply
    124,353.10x = 186,565.97 × 40,111.39
  4. Step 4: Simplify right side
    124,353.10x = 7,483,421,115.34
  5. Step 5: Solve for x
    x = 7,483,421,115.34/124,353.10
  6. Step 6: Final answer
    x = 60,178.81

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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.