Home / 77,774.20-116,661.30-62,222.20

Finding the Fourth Proportional to 77,774.20, 116,661.30 and 62,222.20

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Solution

The fourth proportional to 77,774.20, 116,661.30 and 62,222.20 is: 93,333.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,774.20 : 116,661.30 = 62,222.20 : x
  2. Step 2: Convert to fraction form
    77,774.20/116,661.30 = 62,222.20/x
  3. Step 3: Cross multiply
    77,774.20x = 116,661.30 × 62,222.20
  4. Step 4: Simplify right side
    77,774.20x = 7,258,922,740.86
  5. Step 5: Solve for x
    x = 7,258,922,740.86/77,774.20
  6. Step 6: Final answer
    x = 93,333.30

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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.