Home / 42,763.38-64,055.43-27,103.38

Finding the Fourth Proportional to 42,763.38, 64,055.43 and 27,103.38

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Solution

The fourth proportional to 42,763.38, 64,055.43 and 27,103.38 is: 40,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,763.38 : 64,055.43 = 27,103.38 : x
  2. Step 2: Convert to fraction form
    42,763.38/64,055.43 = 27,103.38/x
  3. Step 3: Cross multiply
    42,763.38x = 64,055.43 × 27,103.38
  4. Step 4: Simplify right side
    42,763.38x = 1,736,118,660.35
  5. Step 5: Solve for x
    x = 1,736,118,660.35/42,763.38
  6. Step 6: Final answer
    x = 40,598.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.