Home / 64,582.60-89,119.38-35,899.96

Finding the Fourth Proportional to 64,582.60, 89,119.38 and 35,899.96

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Solution

The fourth proportional to 64,582.60, 89,119.38 and 35,899.96 is: 49,539.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,582.60 : 89,119.38 = 35,899.96 : x
  2. Step 2: Convert to fraction form
    64,582.60/89,119.38 = 35,899.96/x
  3. Step 3: Cross multiply
    64,582.60x = 89,119.38 × 35,899.96
  4. Step 4: Simplify right side
    64,582.60x = 3,199,382,177.22
  5. Step 5: Solve for x
    x = 3,199,382,177.22/64,582.60
  6. Step 6: Final answer
    x = 49,539.38

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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.