Home / 94,441.06-130,307.57-79,189.30

Finding the Fourth Proportional to 94,441.06, 130,307.57 and 79,189.30

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Solution

The fourth proportional to 94,441.06, 130,307.57 and 79,189.30 is: 109,263.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,441.06 : 130,307.57 = 79,189.30 : x
  2. Step 2: Convert to fraction form
    94,441.06/130,307.57 = 79,189.30/x
  3. Step 3: Cross multiply
    94,441.06x = 130,307.57 × 79,189.30
  4. Step 4: Simplify right side
    94,441.06x = 10,318,965,316.90
  5. Step 5: Solve for x
    x = 10,318,965,316.90/94,441.06
  6. Step 6: Final answer
    x = 109,263.55

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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.