Home / 53,811.40-80,688.30-22,611.40

Finding the Fourth Proportional to 53,811.40, 80,688.30 and 22,611.40

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Solution

The fourth proportional to 53,811.40, 80,688.30 and 22,611.40 is: 33,905.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,811.40 : 80,688.30 = 22,611.40 : x
  2. Step 2: Convert to fraction form
    53,811.40/80,688.30 = 22,611.40/x
  3. Step 3: Cross multiply
    53,811.40x = 80,688.30 × 22,611.40
  4. Step 4: Simplify right side
    53,811.40x = 1,824,475,426.62
  5. Step 5: Solve for x
    x = 1,824,475,426.62/53,811.40
  6. Step 6: Final answer
    x = 33,905.00

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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.