Home / 158,598.24-218,832.48-107,650.40

Finding the Fourth Proportional to 158,598.24, 218,832.48 and 107,650.40

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Solution

The fourth proportional to 158,598.24, 218,832.48 and 107,650.40 is: 148,535.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,598.24 : 218,832.48 = 107,650.40 : x
  2. Step 2: Convert to fraction form
    158,598.24/218,832.48 = 107,650.40/x
  3. Step 3: Cross multiply
    158,598.24x = 218,832.48 × 107,650.40
  4. Step 4: Simplify right side
    158,598.24x = 23,557,404,004.99
  5. Step 5: Solve for x
    x = 23,557,404,004.99/158,598.24
  6. Step 6: Final answer
    x = 148,535.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.