Home / 53,451.88-80,155.23-16,017.28

Finding the Fourth Proportional to 53,451.88, 80,155.23 and 16,017.28

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Solution

The fourth proportional to 53,451.88, 80,155.23 and 16,017.28 is: 24,019.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,451.88 : 80,155.23 = 16,017.28 : x
  2. Step 2: Convert to fraction form
    53,451.88/80,155.23 = 16,017.28/x
  3. Step 3: Cross multiply
    53,451.88x = 80,155.23 × 16,017.28
  4. Step 4: Simplify right side
    53,451.88x = 1,283,868,762.37
  5. Step 5: Solve for x
    x = 1,283,868,762.37/53,451.88
  6. Step 6: Final answer
    x = 24,019.15

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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.