Home / 110,539.13-152,568.61-70,245.02

Finding the Fourth Proportional to 110,539.13, 152,568.61 and 70,245.02

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Solution

The fourth proportional to 110,539.13, 152,568.61 and 70,245.02 is: 96,953.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,539.13 : 152,568.61 = 70,245.02 : x
  2. Step 2: Convert to fraction form
    110,539.13/152,568.61 = 70,245.02/x
  3. Step 3: Cross multiply
    110,539.13x = 152,568.61 × 70,245.02
  4. Step 4: Simplify right side
    110,539.13x = 10,717,185,266.63
  5. Step 5: Solve for x
    x = 10,717,185,266.63/110,539.13
  6. Step 6: Final answer
    x = 96,953.77

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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.