Home / 46,540.64-64,197.28-40,586.60

Finding the Fourth Proportional to 46,540.64, 64,197.28 and 40,586.60

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Solution

The fourth proportional to 46,540.64, 64,197.28 and 40,586.60 is: 55,984.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,540.64 : 64,197.28 = 40,586.60 : x
  2. Step 2: Convert to fraction form
    46,540.64/64,197.28 = 40,586.60/x
  3. Step 3: Cross multiply
    46,540.64x = 64,197.28 × 40,586.60
  4. Step 4: Simplify right side
    46,540.64x = 2,605,549,324.45
  5. Step 5: Solve for x
    x = 2,605,549,324.45/46,540.64
  6. Step 6: Final answer
    x = 55,984.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.