Home / 190,965.38-286,446.24-116,106.20

Finding the Fourth Proportional to 190,965.38, 286,446.24 and 116,106.20

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Solution

The fourth proportional to 190,965.38, 286,446.24 and 116,106.20 is: 174,158.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,965.38 : 286,446.24 = 116,106.20 : x
  2. Step 2: Convert to fraction form
    190,965.38/286,446.24 = 116,106.20/x
  3. Step 3: Cross multiply
    190,965.38x = 286,446.24 × 116,106.20
  4. Step 4: Simplify right side
    190,965.38x = 33,258,184,430.69
  5. Step 5: Solve for x
    x = 33,258,184,430.69/190,965.38
  6. Step 6: Final answer
    x = 174,158.19

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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.