Home / 190,960.38-286,438.74-116,101.19

Finding the Fourth Proportional to 190,960.38, 286,438.74 and 116,101.19

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Solution

The fourth proportional to 190,960.38, 286,438.74 and 116,101.19 is: 174,150.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,960.38 : 286,438.74 = 116,101.19 : x
  2. Step 2: Convert to fraction form
    190,960.38/286,438.74 = 116,101.19/x
  3. Step 3: Cross multiply
    190,960.38x = 286,438.74 × 116,101.19
  4. Step 4: Simplify right side
    190,960.38x = 33,255,878,856.82
  5. Step 5: Solve for x
    x = 33,255,878,856.82/190,960.38
  6. Step 6: Final answer
    x = 174,150.67

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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.