Home / 56,891.36-85,329.55-16,909.49

Finding the Fourth Proportional to 56,891.36, 85,329.55 and 16,909.49

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Solution

The fourth proportional to 56,891.36, 85,329.55 and 16,909.49 is: 25,362.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,891.36 : 85,329.55 = 16,909.49 : x
  2. Step 2: Convert to fraction form
    56,891.36/85,329.55 = 16,909.49/x
  3. Step 3: Cross multiply
    56,891.36x = 85,329.55 × 16,909.49
  4. Step 4: Simplify right side
    56,891.36x = 1,442,879,130.16
  5. Step 5: Solve for x
    x = 1,442,879,130.16/56,891.36
  6. Step 6: Final answer
    x = 25,362.01

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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.