Home / 101,895.53-152,843.18-66,826.98

Finding the Fourth Proportional to 101,895.53, 152,843.18 and 66,826.98

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Solution

The fourth proportional to 101,895.53, 152,843.18 and 66,826.98 is: 100,240.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,895.53 : 152,843.18 = 66,826.98 : x
  2. Step 2: Convert to fraction form
    101,895.53/152,843.18 = 66,826.98/x
  3. Step 3: Cross multiply
    101,895.53x = 152,843.18 × 66,826.98
  4. Step 4: Simplify right side
    101,895.53x = 10,214,047,798.86
  5. Step 5: Solve for x
    x = 10,214,047,798.86/101,895.53
  6. Step 6: Final answer
    x = 100,240.40

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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.