Home / 153,778.58-230,674.84-47,154.74

Finding the Fourth Proportional to 153,778.58, 230,674.84 and 47,154.74

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Solution

The fourth proportional to 153,778.58, 230,674.84 and 47,154.74 is: 70,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,778.58 : 230,674.84 = 47,154.74 : x
  2. Step 2: Convert to fraction form
    153,778.58/230,674.84 = 47,154.74/x
  3. Step 3: Cross multiply
    153,778.58x = 230,674.84 × 47,154.74
  4. Step 4: Simplify right side
    153,778.58x = 10,877,412,104.74
  5. Step 5: Solve for x
    x = 10,877,412,104.74/153,778.58
  6. Step 6: Final answer
    x = 70,734.25

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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.