Home / 70,984.07-97,758.70-69,434.04

Finding the Fourth Proportional to 70,984.07, 97,758.70 and 69,434.04

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Solution

The fourth proportional to 70,984.07, 97,758.70 and 69,434.04 is: 95,624.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,984.07 : 97,758.70 = 69,434.04 : x
  2. Step 2: Convert to fraction form
    70,984.07/97,758.70 = 69,434.04/x
  3. Step 3: Cross multiply
    70,984.07x = 97,758.70 × 69,434.04
  4. Step 4: Simplify right side
    70,984.07x = 6,787,781,486.15
  5. Step 5: Solve for x
    x = 6,787,781,486.15/70,984.07
  6. Step 6: Final answer
    x = 95,624.01

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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.