Home / 190,280.34-262,586.98-104,242.45

Finding the Fourth Proportional to 190,280.34, 262,586.98 and 104,242.45

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Solution

The fourth proportional to 190,280.34, 262,586.98 and 104,242.45 is: 143,854.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,280.34 : 262,586.98 = 104,242.45 : x
  2. Step 2: Convert to fraction form
    190,280.34/262,586.98 = 104,242.45/x
  3. Step 3: Cross multiply
    190,280.34x = 262,586.98 × 104,242.45
  4. Step 4: Simplify right side
    190,280.34x = 27,372,708,299.15
  5. Step 5: Solve for x
    x = 27,372,708,299.15/190,280.34
  6. Step 6: Final answer
    x = 143,854.64

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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.