Home / 42,995.74-64,469.93-23,028.64

Finding the Fourth Proportional to 42,995.74, 64,469.93 and 23,028.64

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Solution

The fourth proportional to 42,995.74, 64,469.93 and 23,028.64 is: 34,530.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,995.74 : 64,469.93 = 23,028.64 : x
  2. Step 2: Convert to fraction form
    42,995.74/64,469.93 = 23,028.64/x
  3. Step 3: Cross multiply
    42,995.74x = 64,469.93 × 23,028.64
  4. Step 4: Simplify right side
    42,995.74x = 1,484,654,808.80
  5. Step 5: Solve for x
    x = 1,484,654,808.80/42,995.74
  6. Step 6: Final answer
    x = 34,530.28

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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.