Home / 53,870.55-80,810.51-16,439.06

Finding the Fourth Proportional to 53,870.55, 80,810.51 and 16,439.06

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Solution

The fourth proportional to 53,870.55, 80,810.51 and 16,439.06 is: 24,660.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,870.55 : 80,810.51 = 16,439.06 : x
  2. Step 2: Convert to fraction form
    53,870.55/80,810.51 = 16,439.06/x
  3. Step 3: Cross multiply
    53,870.55x = 80,810.51 × 16,439.06
  4. Step 4: Simplify right side
    53,870.55x = 1,328,448,336.27
  5. Step 5: Solve for x
    x = 1,328,448,336.27/53,870.55
  6. Step 6: Final answer
    x = 24,660.01

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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.