Home / 285,152.57-393,414.45-164,290.85

Finding the Fourth Proportional to 285,152.57, 393,414.45 and 164,290.85

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Solution

The fourth proportional to 285,152.57, 393,414.45 and 164,290.85 is: 226,666.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,152.57 : 393,414.45 = 164,290.85 : x
  2. Step 2: Convert to fraction form
    285,152.57/393,414.45 = 164,290.85/x
  3. Step 3: Cross multiply
    285,152.57x = 393,414.45 × 164,290.85
  4. Step 4: Simplify right side
    285,152.57x = 64,634,392,425.71
  5. Step 5: Solve for x
    x = 64,634,392,425.71/285,152.57
  6. Step 6: Final answer
    x = 226,666.00

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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.