Home / 40,340.10-55,669.05-22,434.06

Finding the Fourth Proportional to 40,340.10, 55,669.05 and 22,434.06

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Solution

The fourth proportional to 40,340.10, 55,669.05 and 22,434.06 is: 30,958.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,340.10 : 55,669.05 = 22,434.06 : x
  2. Step 2: Convert to fraction form
    40,340.10/55,669.05 = 22,434.06/x
  3. Step 3: Cross multiply
    40,340.10x = 55,669.05 × 22,434.06
  4. Step 4: Simplify right side
    40,340.10x = 1,248,882,807.84
  5. Step 5: Solve for x
    x = 1,248,882,807.84/40,340.10
  6. Step 6: Final answer
    x = 30,958.84

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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.