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Finding the Fourth Proportional to 96,620.30, 144,955.65 and 37,457.90

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Solution

The fourth proportional to 96,620.30, 144,955.65 and 37,457.90 is: 56,196.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,620.30 : 144,955.65 = 37,457.90 : x
  2. Step 2: Convert to fraction form
    96,620.30/144,955.65 = 37,457.90/x
  3. Step 3: Cross multiply
    96,620.30x = 144,955.65 × 37,457.90
  4. Step 4: Simplify right side
    96,620.30x = 5,429,734,242.14
  5. Step 5: Solve for x
    x = 5,429,734,242.14/96,620.30
  6. Step 6: Final answer
    x = 56,196.62

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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.