Home / 50,303.67-69,349.70-40,129.23

Finding the Fourth Proportional to 50,303.67, 69,349.70 and 40,129.23

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Solution

The fourth proportional to 50,303.67, 69,349.70 and 40,129.23 is: 55,323.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,303.67 : 69,349.70 = 40,129.23 : x
  2. Step 2: Convert to fraction form
    50,303.67/69,349.70 = 40,129.23/x
  3. Step 3: Cross multiply
    50,303.67x = 69,349.70 × 40,129.23
  4. Step 4: Simplify right side
    50,303.67x = 2,782,950,061.73
  5. Step 5: Solve for x
    x = 2,782,950,061.73/50,303.67
  6. Step 6: Final answer
    x = 55,323.00

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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.