Home / 181,816.34-250,950.69-105,323.04

Finding the Fourth Proportional to 181,816.34, 250,950.69 and 105,323.04

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Solution

The fourth proportional to 181,816.34, 250,950.69 and 105,323.04 is: 145,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,816.34 : 250,950.69 = 105,323.04 : x
  2. Step 2: Convert to fraction form
    181,816.34/250,950.69 = 105,323.04/x
  3. Step 3: Cross multiply
    181,816.34x = 250,950.69 × 105,323.04
  4. Step 4: Simplify right side
    181,816.34x = 26,430,889,560.90
  5. Step 5: Solve for x
    x = 26,430,889,560.90/181,816.34
  6. Step 6: Final answer
    x = 145,371.37

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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.