Home / 124,094.86-186,142.29-74,189.23

Finding the Fourth Proportional to 124,094.86, 186,142.29 and 74,189.23

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Solution

The fourth proportional to 124,094.86, 186,142.29 and 74,189.23 is: 111,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,094.86 : 186,142.29 = 74,189.23 : x
  2. Step 2: Convert to fraction form
    124,094.86/186,142.29 = 74,189.23/x
  3. Step 3: Cross multiply
    124,094.86x = 186,142.29 × 74,189.23
  4. Step 4: Simplify right side
    124,094.86x = 13,809,753,165.54
  5. Step 5: Solve for x
    x = 13,809,753,165.54/124,094.86
  6. Step 6: Final answer
    x = 111,283.85

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1.5x scale

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.