Home / 46,221.20-69,331.80-16,643.60

Finding the Fourth Proportional to 46,221.20, 69,331.80 and 16,643.60

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Solution

The fourth proportional to 46,221.20, 69,331.80 and 16,643.60 is: 24,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,221.20 : 69,331.80 = 16,643.60 : x
  2. Step 2: Convert to fraction form
    46,221.20/69,331.80 = 16,643.60/x
  3. Step 3: Cross multiply
    46,221.20x = 69,331.80 × 16,643.60
  4. Step 4: Simplify right side
    46,221.20x = 1,153,930,746.48
  5. Step 5: Solve for x
    x = 1,153,930,746.48/46,221.20
  6. Step 6: Final answer
    x = 24,965.40

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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.