Home / 70,364.35-105,284.08-69,577.03

Finding the Fourth Proportional to 70,364.35, 105,284.08 and 69,577.03

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Solution

The fourth proportional to 70,364.35, 105,284.08 and 69,577.03 is: 104,106.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,364.35 : 105,284.08 = 69,577.03 : x
  2. Step 2: Convert to fraction form
    70,364.35/105,284.08 = 69,577.03/x
  3. Step 3: Cross multiply
    70,364.35x = 105,284.08 × 69,577.03
  4. Step 4: Simplify right side
    70,364.35x = 7,325,353,592.68
  5. Step 5: Solve for x
    x = 7,325,353,592.68/70,364.35
  6. Step 6: Final answer
    x = 104,106.04

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1.5x scale

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.