Home / 86,720.24-130,097.94-49,298.24

Finding the Fourth Proportional to 86,720.24, 130,097.94 and 49,298.24

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Solution

The fourth proportional to 86,720.24, 130,097.94 and 49,298.24 is: 73,957.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,720.24 : 130,097.94 = 49,298.24 : x
  2. Step 2: Convert to fraction form
    86,720.24/130,097.94 = 49,298.24/x
  3. Step 3: Cross multiply
    86,720.24x = 130,097.94 × 49,298.24
  4. Step 4: Simplify right side
    86,720.24x = 6,413,599,469.63
  5. Step 5: Solve for x
    x = 6,413,599,469.63/86,720.24
  6. Step 6: Final answer
    x = 73,957.35

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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.