Home / 303,742.04-419,162.04-167,784.80

Finding the Fourth Proportional to 303,742.04, 419,162.04 and 167,784.80

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Solution

The fourth proportional to 303,742.04, 419,162.04 and 167,784.80 is: 231,541.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,742.04 : 419,162.04 = 167,784.80 : x
  2. Step 2: Convert to fraction form
    303,742.04/419,162.04 = 167,784.80/x
  3. Step 3: Cross multiply
    303,742.04x = 419,162.04 × 167,784.80
  4. Step 4: Simplify right side
    303,742.04x = 70,329,019,048.99
  5. Step 5: Solve for x
    x = 70,329,019,048.99/303,742.04
  6. Step 6: Final answer
    x = 231,541.93

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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.