Home / 50,812.99-70,120.07-29,303.65

Finding the Fourth Proportional to 50,812.99, 70,120.07 and 29,303.65

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Solution

The fourth proportional to 50,812.99, 70,120.07 and 29,303.65 is: 40,437.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,812.99 : 70,120.07 = 29,303.65 : x
  2. Step 2: Convert to fraction form
    50,812.99/70,120.07 = 29,303.65/x
  3. Step 3: Cross multiply
    50,812.99x = 70,120.07 × 29,303.65
  4. Step 4: Simplify right side
    50,812.99x = 2,054,773,645.85
  5. Step 5: Solve for x
    x = 2,054,773,645.85/50,812.99
  6. Step 6: Final answer
    x = 40,437.96

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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.