Home / 40,859.55-56,392.74-38,191.41

Finding the Fourth Proportional to 40,859.55, 56,392.74 and 38,191.41

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Solution

The fourth proportional to 40,859.55, 56,392.74 and 38,191.41 is: 52,710.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,859.55 : 56,392.74 = 38,191.41 : x
  2. Step 2: Convert to fraction form
    40,859.55/56,392.74 = 38,191.41/x
  3. Step 3: Cross multiply
    40,859.55x = 56,392.74 × 38,191.41
  4. Step 4: Simplify right side
    40,859.55x = 2,153,718,254.36
  5. Step 5: Solve for x
    x = 2,153,718,254.36/40,859.55
  6. Step 6: Final answer
    x = 52,710.28

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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.