Home / 58,080.93-87,069.78-20,636.07

Finding the Fourth Proportional to 58,080.93, 87,069.78 and 20,636.07

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Solution

The fourth proportional to 58,080.93, 87,069.78 and 20,636.07 is: 30,935.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,080.93 : 87,069.78 = 20,636.07 : x
  2. Step 2: Convert to fraction form
    58,080.93/87,069.78 = 20,636.07/x
  3. Step 3: Cross multiply
    58,080.93x = 87,069.78 × 20,636.07
  4. Step 4: Simplify right side
    58,080.93x = 1,796,778,074.96
  5. Step 5: Solve for x
    x = 1,796,778,074.96/58,080.93
  6. Step 6: Final answer
    x = 30,935.77

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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.