Home / 152,478.24-228,706.40-47,294.48

Finding the Fourth Proportional to 152,478.24, 228,706.40 and 47,294.48

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Solution

The fourth proportional to 152,478.24, 228,706.40 and 47,294.48 is: 70,938.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,478.24 : 228,706.40 = 47,294.48 : x
  2. Step 2: Convert to fraction form
    152,478.24/228,706.40 = 47,294.48/x
  3. Step 3: Cross multiply
    152,478.24x = 228,706.40 × 47,294.48
  4. Step 4: Simplify right side
    152,478.24x = 10,816,550,260.67
  5. Step 5: Solve for x
    x = 10,816,550,260.67/152,478.24
  6. Step 6: Final answer
    x = 70,938.32

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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.