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Finding the Fourth Proportional to 216,585.22, 298,767.61 and 125,931.17

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Solution

The fourth proportional to 216,585.22, 298,767.61 and 125,931.17 is: 173,715.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,585.22 : 298,767.61 = 125,931.17 : x
  2. Step 2: Convert to fraction form
    216,585.22/298,767.61 = 125,931.17/x
  3. Step 3: Cross multiply
    216,585.22x = 298,767.61 × 125,931.17
  4. Step 4: Simplify right side
    216,585.22x = 37,624,154,685.40
  5. Step 5: Solve for x
    x = 37,624,154,685.40/216,585.22
  6. Step 6: Final answer
    x = 173,715.25

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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.