Home / 48,454.72-72,681.36-13,393.60

Finding the Fourth Proportional to 48,454.72, 72,681.36 and 13,393.60

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Solution

The fourth proportional to 48,454.72, 72,681.36 and 13,393.60 is: 20,090.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,454.72 : 72,681.36 = 13,393.60 : x
  2. Step 2: Convert to fraction form
    48,454.72/72,681.36 = 13,393.60/x
  3. Step 3: Cross multiply
    48,454.72x = 72,681.36 × 13,393.60
  4. Step 4: Simplify right side
    48,454.72x = 973,465,063.30
  5. Step 5: Solve for x
    x = 973,465,063.30/48,454.72
  6. Step 6: Final answer
    x = 20,090.20

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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.