Home / 277,750.59-383,327-156,899.67

Finding the Fourth Proportional to 277,750.59, 383,327 and 156,899.67

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Solution

The fourth proportional to 277,750.59, 383,327 and 156,899.67 is: 216,539.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,750.59 : 383,327 = 156,899.67 : x
  2. Step 2: Convert to fraction form
    277,750.59/383,327 = 156,899.67/x
  3. Step 3: Cross multiply
    277,750.59x = 383,327 × 156,899.67
  4. Step 4: Simplify right side
    277,750.59x = 60,143,879,802.09
  5. Step 5: Solve for x
    x = 60,143,879,802.09/277,750.59
  6. Step 6: Final answer
    x = 216,539.16

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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.