Home / 152,416.09-228,765.97-77,592.25

Finding the Fourth Proportional to 152,416.09, 228,765.97 and 77,592.25

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Solution

The fourth proportional to 152,416.09, 228,765.97 and 77,592.25 is: 116,460.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,416.09 : 228,765.97 = 77,592.25 : x
  2. Step 2: Convert to fraction form
    152,416.09/228,765.97 = 77,592.25/x
  3. Step 3: Cross multiply
    152,416.09x = 228,765.97 × 77,592.25
  4. Step 4: Simplify right side
    152,416.09x = 17,750,465,191.90
  5. Step 5: Solve for x
    x = 17,750,465,191.90/152,416.09
  6. Step 6: Final answer
    x = 116,460.58

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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.