Home / 154,852.20-232,220.70-61,338.60

Finding the Fourth Proportional to 154,852.20, 232,220.70 and 61,338.60

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Solution

The fourth proportional to 154,852.20, 232,220.70 and 61,338.60 is: 91,985.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,852.20 : 232,220.70 = 61,338.60 : x
  2. Step 2: Convert to fraction form
    154,852.20/232,220.70 = 61,338.60/x
  3. Step 3: Cross multiply
    154,852.20x = 232,220.70 × 61,338.60
  4. Step 4: Simplify right side
    154,852.20x = 14,244,092,629.02
  5. Step 5: Solve for x
    x = 14,244,092,629.02/154,852.20
  6. Step 6: Final answer
    x = 91,985.08

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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.