Home / 85,814.92-118,432.18-48,097.16

Finding the Fourth Proportional to 85,814.92, 118,432.18 and 48,097.16

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Solution

The fourth proportional to 85,814.92, 118,432.18 and 48,097.16 is: 66,378.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,814.92 : 118,432.18 = 48,097.16 : x
  2. Step 2: Convert to fraction form
    85,814.92/118,432.18 = 48,097.16/x
  3. Step 3: Cross multiply
    85,814.92x = 118,432.18 × 48,097.16
  4. Step 4: Simplify right side
    85,814.92x = 5,696,251,510.61
  5. Step 5: Solve for x
    x = 5,696,251,510.61/85,814.92
  6. Step 6: Final answer
    x = 66,378.34

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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.