Home / 164,938.80-247,368.60-46,621.20

Finding the Fourth Proportional to 164,938.80, 247,368.60 and 46,621.20

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Solution

The fourth proportional to 164,938.80, 247,368.60 and 46,621.20 is: 69,920.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,938.80 : 247,368.60 = 46,621.20 : x
  2. Step 2: Convert to fraction form
    164,938.80/247,368.60 = 46,621.20/x
  3. Step 3: Cross multiply
    164,938.80x = 247,368.60 × 46,621.20
  4. Step 4: Simplify right side
    164,938.80x = 11,532,620,974.32
  5. Step 5: Solve for x
    x = 11,532,620,974.32/164,938.80
  6. Step 6: Final answer
    x = 69,920.61

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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.