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Finding the Fourth Proportional to 110,955.98, 153,119.26 and 59,968.56

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Solution

The fourth proportional to 110,955.98, 153,119.26 and 59,968.56 is: 82,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,955.98 : 153,119.26 = 59,968.56 : x
  2. Step 2: Convert to fraction form
    110,955.98/153,119.26 = 59,968.56/x
  3. Step 3: Cross multiply
    110,955.98x = 153,119.26 × 59,968.56
  4. Step 4: Simplify right side
    110,955.98x = 9,182,341,530.47
  5. Step 5: Solve for x
    x = 9,182,341,530.47/110,955.98
  6. Step 6: Final answer
    x = 82,756.62

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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.