Home / 60,012.23-90,022.73-20,569.01

Finding the Fourth Proportional to 60,012.23, 90,022.73 and 20,569.01

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Solution

The fourth proportional to 60,012.23, 90,022.73 and 20,569.01 is: 30,855.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,012.23 : 90,022.73 = 20,569.01 : x
  2. Step 2: Convert to fraction form
    60,012.23/90,022.73 = 20,569.01/x
  3. Step 3: Cross multiply
    60,012.23x = 90,022.73 × 20,569.01
  4. Step 4: Simplify right side
    60,012.23x = 1,851,677,880.64
  5. Step 5: Solve for x
    x = 1,851,677,880.64/60,012.23
  6. Step 6: Final answer
    x = 30,855.01

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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.