Home / 148,009.32-222,072.36-64,845

Finding the Fourth Proportional to 148,009.32, 222,072.36 and 64,845

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Solution

The fourth proportional to 148,009.32, 222,072.36 and 64,845 is: 97,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,009.32 : 222,072.36 = 64,845 : x
  2. Step 2: Convert to fraction form
    148,009.32/222,072.36 = 64,845/x
  3. Step 3: Cross multiply
    148,009.32x = 222,072.36 × 64,845
  4. Step 4: Simplify right side
    148,009.32x = 14,400,282,184.20
  5. Step 5: Solve for x
    x = 14,400,282,184.20/148,009.32
  6. Step 6: Final answer
    x = 97,293.08

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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.