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Finding the Fourth Proportional to 58,276.04, 87,393.90 and 36,055.40

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Solution

The fourth proportional to 58,276.04, 87,393.90 and 36,055.40 is: 54,070.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,276.04 : 87,393.90 = 36,055.40 : x
  2. Step 2: Convert to fraction form
    58,276.04/87,393.90 = 36,055.40/x
  3. Step 3: Cross multiply
    58,276.04x = 87,393.90 × 36,055.40
  4. Step 4: Simplify right side
    58,276.04x = 3,151,022,022.06
  5. Step 5: Solve for x
    x = 3,151,022,022.06/58,276.04
  6. Step 6: Final answer
    x = 54,070.63

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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.