Home / 53,407.85-80,110.89-21,810.96

Finding the Fourth Proportional to 53,407.85, 80,110.89 and 21,810.96

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Solution

The fourth proportional to 53,407.85, 80,110.89 and 21,810.96 is: 32,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,407.85 : 80,110.89 = 21,810.96 : x
  2. Step 2: Convert to fraction form
    53,407.85/80,110.89 = 21,810.96/x
  3. Step 3: Cross multiply
    53,407.85x = 80,110.89 × 21,810.96
  4. Step 4: Simplify right side
    53,407.85x = 1,747,295,417.35
  5. Step 5: Solve for x
    x = 1,747,295,417.35/53,407.85
  6. Step 6: Final answer
    x = 32,716.08

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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.