Home / 40,153.42-55,410.22-23,158.36

Finding the Fourth Proportional to 40,153.42, 55,410.22 and 23,158.36

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Solution

The fourth proportional to 40,153.42, 55,410.22 and 23,158.36 is: 31,957.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,153.42 : 55,410.22 = 23,158.36 : x
  2. Step 2: Convert to fraction form
    40,153.42/55,410.22 = 23,158.36/x
  3. Step 3: Cross multiply
    40,153.42x = 55,410.22 × 23,158.36
  4. Step 4: Simplify right side
    40,153.42x = 1,283,209,822.44
  5. Step 5: Solve for x
    x = 1,283,209,822.44/40,153.42
  6. Step 6: Final answer
    x = 31,957.67

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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.