Home / 43,132.59-64,698.93-13,553.01

Finding the Fourth Proportional to 43,132.59, 64,698.93 and 13,553.01

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Solution

The fourth proportional to 43,132.59, 64,698.93 and 13,553.01 is: 20,329.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,132.59 : 64,698.93 = 13,553.01 : x
  2. Step 2: Convert to fraction form
    43,132.59/64,698.93 = 13,553.01/x
  3. Step 3: Cross multiply
    43,132.59x = 64,698.93 × 13,553.01
  4. Step 4: Simplify right side
    43,132.59x = 876,865,245.28
  5. Step 5: Solve for x
    x = 876,865,245.28/43,132.59
  6. Step 6: Final answer
    x = 20,329.53

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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.