Home / 86,064.12-118,754.52-53,794.92

Finding the Fourth Proportional to 86,064.12, 118,754.52 and 53,794.92

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Solution

The fourth proportional to 86,064.12, 118,754.52 and 53,794.92 is: 74,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,064.12 : 118,754.52 = 53,794.92 : x
  2. Step 2: Convert to fraction form
    86,064.12/118,754.52 = 53,794.92/x
  3. Step 3: Cross multiply
    86,064.12x = 118,754.52 × 53,794.92
  4. Step 4: Simplify right side
    86,064.12x = 6,388,389,903.04
  5. Step 5: Solve for x
    x = 6,388,389,903.04/86,064.12
  6. Step 6: Final answer
    x = 74,228.26

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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.