Home / 228,125.46-342,484-152,706.51

Finding the Fourth Proportional to 228,125.46, 342,484 and 152,706.51

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Solution

The fourth proportional to 228,125.46, 342,484 and 152,706.51 is: 229,257.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,125.46 : 342,484 = 152,706.51 : x
  2. Step 2: Convert to fraction form
    228,125.46/342,484 = 152,706.51/x
  3. Step 3: Cross multiply
    228,125.46x = 342,484 × 152,706.51
  4. Step 4: Simplify right side
    228,125.46x = 52,299,536,370.84
  5. Step 5: Solve for x
    x = 52,299,536,370.84/228,125.46
  6. Step 6: Final answer
    x = 229,257.78

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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.