Home / 108,977.67-150,284.43-70,723.13

Finding the Fourth Proportional to 108,977.67, 150,284.43 and 70,723.13

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Solution

The fourth proportional to 108,977.67, 150,284.43 and 70,723.13 is: 97,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,977.67 : 150,284.43 = 70,723.13 : x
  2. Step 2: Convert to fraction form
    108,977.67/150,284.43 = 70,723.13/x
  3. Step 3: Cross multiply
    108,977.67x = 150,284.43 × 70,723.13
  4. Step 4: Simplify right side
    108,977.67x = 10,628,584,528.44
  5. Step 5: Solve for x
    x = 10,628,584,528.44/108,977.67
  6. Step 6: Final answer
    x = 97,529.93

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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.