Home / 285,006.83-393,274.85-164,187.23

Finding the Fourth Proportional to 285,006.83, 393,274.85 and 164,187.23

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Solution

The fourth proportional to 285,006.83, 393,274.85 and 164,187.23 is: 226,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,006.83 : 393,274.85 = 164,187.23 : x
  2. Step 2: Convert to fraction form
    285,006.83/393,274.85 = 164,187.23/x
  3. Step 3: Cross multiply
    285,006.83x = 393,274.85 × 164,187.23
  4. Step 4: Simplify right side
    285,006.83x = 64,570,705,462.86
  5. Step 5: Solve for x
    x = 64,570,705,462.86/285,006.83
  6. Step 6: Final answer
    x = 226,558.45

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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.