Home / 53,513.20-80,263.43-14,073.40

Finding the Fourth Proportional to 53,513.20, 80,263.43 and 14,073.40

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Solution

The fourth proportional to 53,513.20, 80,263.43 and 14,073.40 is: 21,108.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.20 : 80,263.43 = 14,073.40 : x
  2. Step 2: Convert to fraction form
    53,513.20/80,263.43 = 14,073.40/x
  3. Step 3: Cross multiply
    53,513.20x = 80,263.43 × 14,073.40
  4. Step 4: Simplify right side
    53,513.20x = 1,129,579,355.76
  5. Step 5: Solve for x
    x = 1,129,579,355.76/53,513.20
  6. Step 6: Final answer
    x = 21,108.42

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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.