Home / 40,118.46-55,347.27-23,113.59

Finding the Fourth Proportional to 40,118.46, 55,347.27 and 23,113.59

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Solution

The fourth proportional to 40,118.46, 55,347.27 and 23,113.59 is: 31,887.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,118.46 : 55,347.27 = 23,113.59 : x
  2. Step 2: Convert to fraction form
    40,118.46/55,347.27 = 23,113.59/x
  3. Step 3: Cross multiply
    40,118.46x = 55,347.27 × 23,113.59
  4. Step 4: Simplify right side
    40,118.46x = 1,279,273,812.17
  5. Step 5: Solve for x
    x = 1,279,273,812.17/40,118.46
  6. Step 6: Final answer
    x = 31,887.41

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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.