Home / 82,584.08-124,078.68-53,014.16

Finding the Fourth Proportional to 82,584.08, 124,078.68 and 53,014.16

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Solution

The fourth proportional to 82,584.08, 124,078.68 and 53,014.16 is: 79,651.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,584.08 : 124,078.68 = 53,014.16 : x
  2. Step 2: Convert to fraction form
    82,584.08/124,078.68 = 53,014.16/x
  3. Step 3: Cross multiply
    82,584.08x = 124,078.68 × 53,014.16
  4. Step 4: Simplify right side
    82,584.08x = 6,577,926,994.11
  5. Step 5: Solve for x
    x = 6,577,926,994.11/82,584.08
  6. Step 6: Final answer
    x = 79,651.27

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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.