Home / 49,022.55-72,979.40-48,730.95

Finding the Fourth Proportional to 49,022.55, 72,979.40 and 48,730.95

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Solution

The fourth proportional to 49,022.55, 72,979.40 and 48,730.95 is: 72,545.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,022.55 : 72,979.40 = 48,730.95 : x
  2. Step 2: Convert to fraction form
    49,022.55/72,979.40 = 48,730.95/x
  3. Step 3: Cross multiply
    49,022.55x = 72,979.40 × 48,730.95
  4. Step 4: Simplify right side
    49,022.55x = 3,556,355,614.26
  5. Step 5: Solve for x
    x = 3,556,355,614.26/49,022.55
  6. Step 6: Final answer
    x = 72,545.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.