Home / 50,681.09-69,934.70-29,458.55

Finding the Fourth Proportional to 50,681.09, 69,934.70 and 29,458.55

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Solution

The fourth proportional to 50,681.09, 69,934.70 and 29,458.55 is: 40,649.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,681.09 : 69,934.70 = 29,458.55 : x
  2. Step 2: Convert to fraction form
    50,681.09/69,934.70 = 29,458.55/x
  3. Step 3: Cross multiply
    50,681.09x = 69,934.70 × 29,458.55
  4. Step 4: Simplify right side
    50,681.09x = 2,060,174,359.72
  5. Step 5: Solve for x
    x = 2,060,174,359.72/50,681.09
  6. Step 6: Final answer
    x = 40,649.77

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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.