Home / 85,262.22-127,871.51-25,276.67

Finding the Fourth Proportional to 85,262.22, 127,871.51 and 25,276.67

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Solution

The fourth proportional to 85,262.22, 127,871.51 and 25,276.67 is: 37,908.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,262.22 : 127,871.51 = 25,276.67 : x
  2. Step 2: Convert to fraction form
    85,262.22/127,871.51 = 25,276.67/x
  3. Step 3: Cross multiply
    85,262.22x = 127,871.51 × 25,276.67
  4. Step 4: Simplify right side
    85,262.22x = 3,232,165,706.04
  5. Step 5: Solve for x
    x = 3,232,165,706.04/85,262.22
  6. Step 6: Final answer
    x = 37,908.53

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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.