Home / 152,260.80-228,369.60-47,090.40

Finding the Fourth Proportional to 152,260.80, 228,369.60 and 47,090.40

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Solution

The fourth proportional to 152,260.80, 228,369.60 and 47,090.40 is: 70,628.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,260.80 : 228,369.60 = 47,090.40 : x
  2. Step 2: Convert to fraction form
    152,260.80/228,369.60 = 47,090.40/x
  3. Step 3: Cross multiply
    152,260.80x = 228,369.60 × 47,090.40
  4. Step 4: Simplify right side
    152,260.80x = 10,754,015,811.84
  5. Step 5: Solve for x
    x = 10,754,015,811.84/152,260.80
  6. Step 6: Final answer
    x = 70,628.92

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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.