Home / 308,269.08-462,434.40-83,633.04

Finding the Fourth Proportional to 308,269.08, 462,434.40 and 83,633.04

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Solution

The fourth proportional to 308,269.08, 462,434.40 and 83,633.04 is: 125,457.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,269.08 : 462,434.40 = 83,633.04 : x
  2. Step 2: Convert to fraction form
    308,269.08/462,434.40 = 83,633.04/x
  3. Step 3: Cross multiply
    308,269.08x = 462,434.40 × 83,633.04
  4. Step 4: Simplify right side
    308,269.08x = 38,674,794,672.58
  5. Step 5: Solve for x
    x = 38,674,794,672.58/308,269.08
  6. Step 6: Final answer
    x = 125,457.91

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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.