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Finding the Fourth Proportional to 58,376.81, 80,566.06 and 35,730.89

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Solution

The fourth proportional to 58,376.81, 80,566.06 and 35,730.89 is: 49,312.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,376.81 : 80,566.06 = 35,730.89 : x
  2. Step 2: Convert to fraction form
    58,376.81/80,566.06 = 35,730.89/x
  3. Step 3: Cross multiply
    58,376.81x = 80,566.06 × 35,730.89
  4. Step 4: Simplify right side
    58,376.81x = 2,878,697,027.59
  5. Step 5: Solve for x
    x = 2,878,697,027.59/58,376.81
  6. Step 6: Final answer
    x = 49,312.34

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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.