Home / 121,933.74-182,953.07-47,106.56

Finding the Fourth Proportional to 121,933.74, 182,953.07 and 47,106.56

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Solution

The fourth proportional to 121,933.74, 182,953.07 and 47,106.56 is: 70,680.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,933.74 : 182,953.07 = 47,106.56 : x
  2. Step 2: Convert to fraction form
    121,933.74/182,953.07 = 47,106.56/x
  3. Step 3: Cross multiply
    121,933.74x = 182,953.07 × 47,106.56
  4. Step 4: Simplify right side
    121,933.74x = 8,618,289,769.14
  5. Step 5: Solve for x
    x = 8,618,289,769.14/121,933.74
  6. Step 6: Final answer
    x = 70,680.11

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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.