Home / 70,039.85-104,997.33-25,656.21

Finding the Fourth Proportional to 70,039.85, 104,997.33 and 25,656.21

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Solution

The fourth proportional to 70,039.85, 104,997.33 and 25,656.21 is: 38,461.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,039.85 : 104,997.33 = 25,656.21 : x
  2. Step 2: Convert to fraction form
    70,039.85/104,997.33 = 25,656.21/x
  3. Step 3: Cross multiply
    70,039.85x = 104,997.33 × 25,656.21
  4. Step 4: Simplify right side
    70,039.85x = 2,693,833,547.92
  5. Step 5: Solve for x
    x = 2,693,833,547.92/70,039.85
  6. Step 6: Final answer
    x = 38,461.44

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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.