Home / 104,262.31-144,001.56-68,611.48

Finding the Fourth Proportional to 104,262.31, 144,001.56 and 68,611.48

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Solution

The fourth proportional to 104,262.31, 144,001.56 and 68,611.48 is: 94,762.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,262.31 : 144,001.56 = 68,611.48 : x
  2. Step 2: Convert to fraction form
    104,262.31/144,001.56 = 68,611.48/x
  3. Step 3: Cross multiply
    104,262.31x = 144,001.56 × 68,611.48
  4. Step 4: Simplify right side
    104,262.31x = 9,880,160,051.20
  5. Step 5: Solve for x
    x = 9,880,160,051.20/104,262.31
  6. Step 6: Final answer
    x = 94,762.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.