Home / 152,416.90-228,767.21-77,593.06

Finding the Fourth Proportional to 152,416.90, 228,767.21 and 77,593.06

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Solution

The fourth proportional to 152,416.90, 228,767.21 and 77,593.06 is: 116,461.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,416.90 : 228,767.21 = 77,593.06 : x
  2. Step 2: Convert to fraction form
    152,416.90/228,767.21 = 77,593.06/x
  3. Step 3: Cross multiply
    152,416.90x = 228,767.21 × 77,593.06
  4. Step 4: Simplify right side
    152,416.90x = 17,750,747,851.56
  5. Step 5: Solve for x
    x = 17,750,747,851.56/152,416.90
  6. Step 6: Final answer
    x = 116,461.81

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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.