Home / 56,047.20-83,973.60-36,315.60

Finding the Fourth Proportional to 56,047.20, 83,973.60 and 36,315.60

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Solution

The fourth proportional to 56,047.20, 83,973.60 and 36,315.60 is: 54,410.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,047.20 : 83,973.60 = 36,315.60 : x
  2. Step 2: Convert to fraction form
    56,047.20/83,973.60 = 36,315.60/x
  3. Step 3: Cross multiply
    56,047.20x = 83,973.60 × 36,315.60
  4. Step 4: Simplify right side
    56,047.20x = 3,049,551,668.16
  5. Step 5: Solve for x
    x = 3,049,551,668.16/56,047.20
  6. Step 6: Final answer
    x = 54,410.42

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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.