Home / 190,039.30-284,887.59-101,355.46

Finding the Fourth Proportional to 190,039.30, 284,887.59 and 101,355.46

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Solution

The fourth proportional to 190,039.30, 284,887.59 and 101,355.46 is: 151,941.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,039.30 : 284,887.59 = 101,355.46 : x
  2. Step 2: Convert to fraction form
    190,039.30/284,887.59 = 101,355.46/x
  3. Step 3: Cross multiply
    190,039.30x = 284,887.59 × 101,355.46
  4. Step 4: Simplify right side
    190,039.30x = 28,874,912,732.74
  5. Step 5: Solve for x
    x = 28,874,912,732.74/190,039.30
  6. Step 6: Final answer
    x = 151,941.80

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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.