Home / 133,653.16-184,441.29-79,938.17

Finding the Fourth Proportional to 133,653.16, 184,441.29 and 79,938.17

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Solution

The fourth proportional to 133,653.16, 184,441.29 and 79,938.17 is: 110,314.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,653.16 : 184,441.29 = 79,938.17 : x
  2. Step 2: Convert to fraction form
    133,653.16/184,441.29 = 79,938.17/x
  3. Step 3: Cross multiply
    133,653.16x = 184,441.29 × 79,938.17
  4. Step 4: Simplify right side
    133,653.16x = 14,743,899,195.04
  5. Step 5: Solve for x
    x = 14,743,899,195.04/133,653.16
  6. Step 6: Final answer
    x = 110,314.63

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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.