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Finding the Fourth Proportional to 194,753.63, 292,130.43 and 47,009.63

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Solution

The fourth proportional to 194,753.63, 292,130.43 and 47,009.63 is: 70,514.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,753.63 : 292,130.43 = 47,009.63 : x
  2. Step 2: Convert to fraction form
    194,753.63/292,130.43 = 47,009.63/x
  3. Step 3: Cross multiply
    194,753.63x = 292,130.43 × 47,009.63
  4. Step 4: Simplify right side
    194,753.63x = 13,732,941,965.39
  5. Step 5: Solve for x
    x = 13,732,941,965.39/194,753.63
  6. Step 6: Final answer
    x = 70,514.44

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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.