Home / 93,363.40-140,336.70-91,613.80

Finding the Fourth Proportional to 93,363.40, 140,336.70 and 91,613.80

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Solution

The fourth proportional to 93,363.40, 140,336.70 and 91,613.80 is: 137,706.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,363.40 : 140,336.70 = 91,613.80 : x
  2. Step 2: Convert to fraction form
    93,363.40/140,336.70 = 91,613.80/x
  3. Step 3: Cross multiply
    93,363.40x = 140,336.70 × 91,613.80
  4. Step 4: Simplify right side
    93,363.40x = 12,856,778,366.46
  5. Step 5: Solve for x
    x = 12,856,778,366.46/93,363.40
  6. Step 6: Final answer
    x = 137,706.84

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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.