Home / 53,690.72-80,529.86-14,250.92

Finding the Fourth Proportional to 53,690.72, 80,529.86 and 14,250.92

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Solution

The fourth proportional to 53,690.72, 80,529.86 and 14,250.92 is: 21,374.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,690.72 : 80,529.86 = 14,250.92 : x
  2. Step 2: Convert to fraction form
    53,690.72/80,529.86 = 14,250.92/x
  3. Step 3: Cross multiply
    53,690.72x = 80,529.86 × 14,250.92
  4. Step 4: Simplify right side
    53,690.72x = 1,147,624,592.47
  5. Step 5: Solve for x
    x = 1,147,624,592.47/53,690.72
  6. Step 6: Final answer
    x = 21,374.73

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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.