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Finding the Fourth Proportional to 58,700.30, 81,004.57 and 32,858.84

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Solution

The fourth proportional to 58,700.30, 81,004.57 and 32,858.84 is: 45,344.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,700.30 : 81,004.57 = 32,858.84 : x
  2. Step 2: Convert to fraction form
    58,700.30/81,004.57 = 32,858.84/x
  3. Step 3: Cross multiply
    58,700.30x = 81,004.57 × 32,858.84
  4. Step 4: Simplify right side
    58,700.30x = 2,661,715,840.95
  5. Step 5: Solve for x
    x = 2,661,715,840.95/58,700.30
  6. Step 6: Final answer
    x = 45,344.16

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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.