Home / 35,512.40-53,268.60-35,253.20

Finding the Fourth Proportional to 35,512.40, 53,268.60 and 35,253.20

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Solution

The fourth proportional to 35,512.40, 53,268.60 and 35,253.20 is: 52,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,512.40 : 53,268.60 = 35,253.20 : x
  2. Step 2: Convert to fraction form
    35,512.40/53,268.60 = 35,253.20/x
  3. Step 3: Cross multiply
    35,512.40x = 53,268.60 × 35,253.20
  4. Step 4: Simplify right side
    35,512.40x = 1,877,888,609.52
  5. Step 5: Solve for x
    x = 1,877,888,609.52/35,512.40
  6. Step 6: Final answer
    x = 52,879.80

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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.