Home / 113,824.40-170,621.40-67,053.20

Finding the Fourth Proportional to 113,824.40, 170,621.40 and 67,053.20

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Solution

The fourth proportional to 113,824.40, 170,621.40 and 67,053.20 is: 100,511.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,824.40 : 170,621.40 = 67,053.20 : x
  2. Step 2: Convert to fraction form
    113,824.40/170,621.40 = 67,053.20/x
  3. Step 3: Cross multiply
    113,824.40x = 170,621.40 × 67,053.20
  4. Step 4: Simplify right side
    113,824.40x = 11,440,710,858.48
  5. Step 5: Solve for x
    x = 11,440,710,858.48/113,824.40
  6. Step 6: Final answer
    x = 100,511.94

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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.