Home / 150,396.75-207,547.52-89,969.94

Finding the Fourth Proportional to 150,396.75, 207,547.52 and 89,969.94

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Solution

The fourth proportional to 150,396.75, 207,547.52 and 89,969.94 is: 124,158.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,396.75 : 207,547.52 = 89,969.94 : x
  2. Step 2: Convert to fraction form
    150,396.75/207,547.52 = 89,969.94/x
  3. Step 3: Cross multiply
    150,396.75x = 207,547.52 × 89,969.94
  4. Step 4: Simplify right side
    150,396.75x = 18,673,037,471.70
  5. Step 5: Solve for x
    x = 18,673,037,471.70/150,396.75
  6. Step 6: Final answer
    x = 124,158.52

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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.