Home / 50,301.10-69,421.02-31,175.80

Finding the Fourth Proportional to 50,301.10, 69,421.02 and 31,175.80

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Solution

The fourth proportional to 50,301.10, 69,421.02 and 31,175.80 is: 43,026.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,301.10 : 69,421.02 = 31,175.80 : x
  2. Step 2: Convert to fraction form
    50,301.10/69,421.02 = 31,175.80/x
  3. Step 3: Cross multiply
    50,301.10x = 69,421.02 × 31,175.80
  4. Step 4: Simplify right side
    50,301.10x = 2,164,255,835.32
  5. Step 5: Solve for x
    x = 2,164,255,835.32/50,301.10
  6. Step 6: Final answer
    x = 43,026.01

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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.