Home / 152,207.37-228,312.59-67,971.82

Finding the Fourth Proportional to 152,207.37, 228,312.59 and 67,971.82

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Solution

The fourth proportional to 152,207.37, 228,312.59 and 67,971.82 is: 101,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,207.37 : 228,312.59 = 67,971.82 : x
  2. Step 2: Convert to fraction form
    152,207.37/228,312.59 = 67,971.82/x
  3. Step 3: Cross multiply
    152,207.37x = 228,312.59 × 67,971.82
  4. Step 4: Simplify right side
    152,207.37x = 15,518,822,271.21
  5. Step 5: Solve for x
    x = 15,518,822,271.21/152,207.37
  6. Step 6: Final answer
    x = 101,958.42

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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.