Home / 40,859.10-56,390.80-22,954.10

Finding the Fourth Proportional to 40,859.10, 56,390.80 and 22,954.10

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Solution

The fourth proportional to 40,859.10, 56,390.80 and 22,954.10 is: 31,679.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,859.10 : 56,390.80 = 22,954.10 : x
  2. Step 2: Convert to fraction form
    40,859.10/56,390.80 = 22,954.10/x
  3. Step 3: Cross multiply
    40,859.10x = 56,390.80 × 22,954.10
  4. Step 4: Simplify right side
    40,859.10x = 1,294,400,062.28
  5. Step 5: Solve for x
    x = 1,294,400,062.28/40,859.10
  6. Step 6: Final answer
    x = 31,679.60

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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.