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Finding the Fourth Proportional to 93,459,772.80, 140,147,668.80 and 35,932,924.80

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Solution

The fourth proportional to 93,459,772.80, 140,147,668.80 and 35,932,924.80 is: 53,883,242.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,459,772.80 : 140,147,668.80 = 35,932,924.80 : x
  2. Step 2: Convert to fraction form
    93,459,772.80/140,147,668.80 = 35,932,924.80/x
  3. Step 3: Cross multiply
    93,459,772.80x = 140,147,668.80 × 35,932,924.80
  4. Step 4: Simplify right side
    93,459,772.80x = 5,035,915,643,885,706
  5. Step 5: Solve for x
    x = 5,035,915,643,885,706/93,459,772.80
  6. Step 6: Final answer
    x = 53,883,242.95

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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.