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Finding the Fourth Proportional to 153,682.63, 230,384.39 and 53,788.32

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Solution

The fourth proportional to 153,682.63, 230,384.39 and 53,788.32 is: 80,633.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,682.63 : 230,384.39 = 53,788.32 : x
  2. Step 2: Convert to fraction form
    153,682.63/230,384.39 = 53,788.32/x
  3. Step 3: Cross multiply
    153,682.63x = 230,384.39 × 53,788.32
  4. Step 4: Simplify right side
    153,682.63x = 12,391,989,023.38
  5. Step 5: Solve for x
    x = 12,391,989,023.38/153,682.63
  6. Step 6: Final answer
    x = 80,633.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.