Home / 152,069.40-228,104.10-135,156.60

Finding the Fourth Proportional to 152,069.40, 228,104.10 and 135,156.60

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Solution

The fourth proportional to 152,069.40, 228,104.10 and 135,156.60 is: 202,734.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,069.40 : 228,104.10 = 135,156.60 : x
  2. Step 2: Convert to fraction form
    152,069.40/228,104.10 = 135,156.60/x
  3. Step 3: Cross multiply
    152,069.40x = 228,104.10 × 135,156.60
  4. Step 4: Simplify right side
    152,069.40x = 30,829,774,602.06
  5. Step 5: Solve for x
    x = 30,829,774,602.06/152,069.40
  6. Step 6: Final answer
    x = 202,734.90

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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.