Home / 53,280.72-73,529.88-29,410.80

Finding the Fourth Proportional to 53,280.72, 73,529.88 and 29,410.80

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Solution

The fourth proportional to 53,280.72, 73,529.88 and 29,410.80 is: 40,588.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,280.72 : 73,529.88 = 29,410.80 : x
  2. Step 2: Convert to fraction form
    53,280.72/73,529.88 = 29,410.80/x
  3. Step 3: Cross multiply
    53,280.72x = 73,529.88 × 29,410.80
  4. Step 4: Simplify right side
    53,280.72x = 2,162,572,594.70
  5. Step 5: Solve for x
    x = 2,162,572,594.70/53,280.72
  6. Step 6: Final answer
    x = 40,588.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.