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Finding the Fourth Proportional to 58,284.95, 80,429.94 and 32,792.40

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Solution

The fourth proportional to 58,284.95, 80,429.94 and 32,792.40 is: 45,251.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,284.95 : 80,429.94 = 32,792.40 : x
  2. Step 2: Convert to fraction form
    58,284.95/80,429.94 = 32,792.40/x
  3. Step 3: Cross multiply
    58,284.95x = 80,429.94 × 32,792.40
  4. Step 4: Simplify right side
    58,284.95x = 2,637,490,764.46
  5. Step 5: Solve for x
    x = 2,637,490,764.46/58,284.95
  6. Step 6: Final answer
    x = 45,251.66

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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.