Home / 56,359.57-77,740.42-34,545.65

Finding the Fourth Proportional to 56,359.57, 77,740.42 and 34,545.65

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Solution

The fourth proportional to 56,359.57, 77,740.42 and 34,545.65 is: 47,651.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,359.57 : 77,740.42 = 34,545.65 : x
  2. Step 2: Convert to fraction form
    56,359.57/77,740.42 = 34,545.65/x
  3. Step 3: Cross multiply
    56,359.57x = 77,740.42 × 34,545.65
  4. Step 4: Simplify right side
    56,359.57x = 2,685,593,525.07
  5. Step 5: Solve for x
    x = 2,685,593,525.07/56,359.57
  6. Step 6: Final answer
    x = 47,651.06

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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.