Home / 93,315.40-139,890.22-36,376.18

Finding the Fourth Proportional to 93,315.40, 139,890.22 and 36,376.18

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Solution

The fourth proportional to 93,315.40, 139,890.22 and 36,376.18 is: 54,531.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,315.40 : 139,890.22 = 36,376.18 : x
  2. Step 2: Convert to fraction form
    93,315.40/139,890.22 = 36,376.18/x
  3. Step 3: Cross multiply
    93,315.40x = 139,890.22 × 36,376.18
  4. Step 4: Simplify right side
    93,315.40x = 5,088,671,382.29
  5. Step 5: Solve for x
    x = 5,088,671,382.29/93,315.40
  6. Step 6: Final answer
    x = 54,531.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.