Home / 53,513.12-80,263.28-14,073.30

Finding the Fourth Proportional to 53,513.12, 80,263.28 and 14,073.30

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Solution

The fourth proportional to 53,513.12, 80,263.28 and 14,073.30 is: 21,108.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,513.12 : 80,263.28 = 14,073.30 : x
  2. Step 2: Convert to fraction form
    53,513.12/80,263.28 = 14,073.30/x
  3. Step 3: Cross multiply
    53,513.12x = 80,263.28 × 14,073.30
  4. Step 4: Simplify right side
    53,513.12x = 1,129,569,218.42
  5. Step 5: Solve for x
    x = 1,129,569,218.42/53,513.12
  6. Step 6: Final answer
    x = 21,108.27

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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.