Home / 53,783.01-80,648.36-32,457.70

Finding the Fourth Proportional to 53,783.01, 80,648.36 and 32,457.70

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Solution

The fourth proportional to 53,783.01, 80,648.36 and 32,457.70 is: 48,670.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,783.01 : 80,648.36 = 32,457.70 : x
  2. Step 2: Convert to fraction form
    53,783.01/80,648.36 = 32,457.70/x
  3. Step 3: Cross multiply
    53,783.01x = 80,648.36 × 32,457.70
  4. Step 4: Simplify right side
    53,783.01x = 2,617,660,112.08
  5. Step 5: Solve for x
    x = 2,617,660,112.08/53,783.01
  6. Step 6: Final answer
    x = 48,670.76

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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.