Home / 181,631.52-250,647.57-105,153.84

Finding the Fourth Proportional to 181,631.52, 250,647.57 and 105,153.84

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Solution

The fourth proportional to 181,631.52, 250,647.57 and 105,153.84 is: 145,110.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,631.52 : 250,647.57 = 105,153.84 : x
  2. Step 2: Convert to fraction form
    181,631.52/250,647.57 = 105,153.84/x
  3. Step 3: Cross multiply
    181,631.52x = 250,647.57 × 105,153.84
  4. Step 4: Simplify right side
    181,631.52x = 26,356,554,472.17
  5. Step 5: Solve for x
    x = 26,356,554,472.17/181,631.52
  6. Step 6: Final answer
    x = 145,110.03

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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.