Home / 108,246.07-149,384.20-60,499.43

Finding the Fourth Proportional to 108,246.07, 149,384.20 and 60,499.43

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Solution

The fourth proportional to 108,246.07, 149,384.20 and 60,499.43 is: 83,491.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,246.07 : 149,384.20 = 60,499.43 : x
  2. Step 2: Convert to fraction form
    108,246.07/149,384.20 = 60,499.43/x
  3. Step 3: Cross multiply
    108,246.07x = 149,384.20 × 60,499.43
  4. Step 4: Simplify right side
    108,246.07x = 9,037,658,951.01
  5. Step 5: Solve for x
    x = 9,037,658,951.01/108,246.07
  6. Step 6: Final answer
    x = 83,491.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.