Home / 150,307.46-225,103.31-86,994.26

Finding the Fourth Proportional to 150,307.46, 225,103.31 and 86,994.26

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Solution

The fourth proportional to 150,307.46, 225,103.31 and 86,994.26 is: 130,284.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,307.46 : 225,103.31 = 86,994.26 : x
  2. Step 2: Convert to fraction form
    150,307.46/225,103.31 = 86,994.26/x
  3. Step 3: Cross multiply
    150,307.46x = 225,103.31 × 86,994.26
  4. Step 4: Simplify right side
    150,307.46x = 19,582,695,877.00
  5. Step 5: Solve for x
    x = 19,582,695,877.00/150,307.46
  6. Step 6: Final answer
    x = 130,284.26

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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.