Home / 152,307.40-228,435.90-51,104.20

Finding the Fourth Proportional to 152,307.40, 228,435.90 and 51,104.20

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Solution

The fourth proportional to 152,307.40, 228,435.90 and 51,104.20 is: 76,647.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,307.40 : 228,435.90 = 51,104.20 : x
  2. Step 2: Convert to fraction form
    152,307.40/228,435.90 = 51,104.20/x
  3. Step 3: Cross multiply
    152,307.40x = 228,435.90 × 51,104.20
  4. Step 4: Simplify right side
    152,307.40x = 11,674,033,920.78
  5. Step 5: Solve for x
    x = 11,674,033,920.78/152,307.40
  6. Step 6: Final answer
    x = 76,647.84

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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.