Home / 249,020.93-373,579.39-80,583.05

Finding the Fourth Proportional to 249,020.93, 373,579.39 and 80,583.05

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Solution

The fourth proportional to 249,020.93, 373,579.39 and 80,583.05 is: 120,890.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,020.93 : 373,579.39 = 80,583.05 : x
  2. Step 2: Convert to fraction form
    249,020.93/373,579.39 = 80,583.05/x
  3. Step 3: Cross multiply
    249,020.93x = 373,579.39 × 80,583.05
  4. Step 4: Simplify right side
    249,020.93x = 30,104,167,698.02
  5. Step 5: Solve for x
    x = 30,104,167,698.02/249,020.93
  6. Step 6: Final answer
    x = 120,890.11

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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.