Home / 150,276.07-225,056.31-86,962.72

Finding the Fourth Proportional to 150,276.07, 225,056.31 and 86,962.72

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Solution

The fourth proportional to 150,276.07, 225,056.31 and 86,962.72 is: 130,237.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,276.07 : 225,056.31 = 86,962.72 : x
  2. Step 2: Convert to fraction form
    150,276.07/225,056.31 = 86,962.72/x
  3. Step 3: Cross multiply
    150,276.07x = 225,056.31 × 86,962.72
  4. Step 4: Simplify right side
    150,276.07x = 19,571,508,870.76
  5. Step 5: Solve for x
    x = 19,571,508,870.76/150,276.07
  6. Step 6: Final answer
    x = 130,237.03

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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.