Home / 115,222.50-172,901.80-48,658.32

Finding the Fourth Proportional to 115,222.50, 172,901.80 and 48,658.32

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Solution

The fourth proportional to 115,222.50, 172,901.80 and 48,658.32 is: 73,016.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,222.50 : 172,901.80 = 48,658.32 : x
  2. Step 2: Convert to fraction form
    115,222.50/172,901.80 = 48,658.32/x
  3. Step 3: Cross multiply
    115,222.50x = 172,901.80 × 48,658.32
  4. Step 4: Simplify right side
    115,222.50x = 8,413,111,112.98
  5. Step 5: Solve for x
    x = 8,413,111,112.98/115,222.50
  6. Step 6: Final answer
    x = 73,016.22

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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.