Home / 46,355.20-69,532.80-20,041.60

Finding the Fourth Proportional to 46,355.20, 69,532.80 and 20,041.60

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Solution

The fourth proportional to 46,355.20, 69,532.80 and 20,041.60 is: 30,062.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,355.20 : 69,532.80 = 20,041.60 : x
  2. Step 2: Convert to fraction form
    46,355.20/69,532.80 = 20,041.60/x
  3. Step 3: Cross multiply
    46,355.20x = 69,532.80 × 20,041.60
  4. Step 4: Simplify right side
    46,355.20x = 1,393,548,564.48
  5. Step 5: Solve for x
    x = 1,393,548,564.48/46,355.20
  6. Step 6: Final answer
    x = 30,062.40

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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.