Home / 243,039.16-335,353.80-162,337.24

Finding the Fourth Proportional to 243,039.16, 335,353.80 and 162,337.24

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Solution

The fourth proportional to 243,039.16, 335,353.80 and 162,337.24 is: 223,998.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,039.16 : 335,353.80 = 162,337.24 : x
  2. Step 2: Convert to fraction form
    243,039.16/335,353.80 = 162,337.24/x
  3. Step 3: Cross multiply
    243,039.16x = 335,353.80 × 162,337.24
  4. Step 4: Simplify right side
    243,039.16x = 54,440,410,315.51
  5. Step 5: Solve for x
    x = 54,440,410,315.51/243,039.16
  6. Step 6: Final answer
    x = 223,998.51

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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.