Home / 102,677.60-154,014.24-47,273.60

Finding the Fourth Proportional to 102,677.60, 154,014.24 and 47,273.60

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Solution

The fourth proportional to 102,677.60, 154,014.24 and 47,273.60 is: 70,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,677.60 : 154,014.24 = 47,273.60 : x
  2. Step 2: Convert to fraction form
    102,677.60/154,014.24 = 47,273.60/x
  3. Step 3: Cross multiply
    102,677.60x = 154,014.24 × 47,273.60
  4. Step 4: Simplify right side
    102,677.60x = 7,280,807,576.06
  5. Step 5: Solve for x
    x = 7,280,807,576.06/102,677.60
  6. Step 6: Final answer
    x = 70,909.41

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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.