Home / 124,043.48-171,192.72-73,072.25

Finding the Fourth Proportional to 124,043.48, 171,192.72 and 73,072.25

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Solution

The fourth proportional to 124,043.48, 171,192.72 and 73,072.25 is: 100,847.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,043.48 : 171,192.72 = 73,072.25 : x
  2. Step 2: Convert to fraction form
    124,043.48/171,192.72 = 73,072.25/x
  3. Step 3: Cross multiply
    124,043.48x = 171,192.72 × 73,072.25
  4. Step 4: Simplify right side
    124,043.48x = 12,509,437,234.02
  5. Step 5: Solve for x
    x = 12,509,437,234.02/124,043.48
  6. Step 6: Final answer
    x = 100,847.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.