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Finding the Fourth Proportional to 58,284.48, 80,465.76 and 38,470.08

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Solution

The fourth proportional to 58,284.48, 80,465.76 and 38,470.08 is: 53,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,284.48 : 80,465.76 = 38,470.08 : x
  2. Step 2: Convert to fraction form
    58,284.48/80,465.76 = 38,470.08/x
  3. Step 3: Cross multiply
    58,284.48x = 80,465.76 × 38,470.08
  4. Step 4: Simplify right side
    58,284.48x = 3,095,524,224.46
  5. Step 5: Solve for x
    x = 3,095,524,224.46/58,284.48
  6. Step 6: Final answer
    x = 53,110.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.