Home / 70,988.63-106,451.75-26,584.25

Finding the Fourth Proportional to 70,988.63, 106,451.75 and 26,584.25

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Solution

The fourth proportional to 70,988.63, 106,451.75 and 26,584.25 is: 39,864.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,988.63 : 106,451.75 = 26,584.25 : x
  2. Step 2: Convert to fraction form
    70,988.63/106,451.75 = 26,584.25/x
  3. Step 3: Cross multiply
    70,988.63x = 106,451.75 × 26,584.25
  4. Step 4: Simplify right side
    70,988.63x = 2,829,939,269.76
  5. Step 5: Solve for x
    x = 2,829,939,269.76/70,988.63
  6. Step 6: Final answer
    x = 39,864.69

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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.