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Finding the Fourth Proportional to 58,342.82, 87,440.40 and 37,274.72

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Solution

The fourth proportional to 58,342.82, 87,440.40 and 37,274.72 is: 55,864.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,342.82 : 87,440.40 = 37,274.72 : x
  2. Step 2: Convert to fraction form
    58,342.82/87,440.40 = 37,274.72/x
  3. Step 3: Cross multiply
    58,342.82x = 87,440.40 × 37,274.72
  4. Step 4: Simplify right side
    58,342.82x = 3,259,315,989.49
  5. Step 5: Solve for x
    x = 3,259,315,989.49/58,342.82
  6. Step 6: Final answer
    x = 55,864.91

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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.