Home / 108,192.51-162,276.21-29,312.69

Finding the Fourth Proportional to 108,192.51, 162,276.21 and 29,312.69

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Solution

The fourth proportional to 108,192.51, 162,276.21 and 29,312.69 is: 43,965.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,192.51 : 162,276.21 = 29,312.69 : x
  2. Step 2: Convert to fraction form
    108,192.51/162,276.21 = 29,312.69/x
  3. Step 3: Cross multiply
    108,192.51x = 162,276.21 × 29,312.69
  4. Step 4: Simplify right side
    108,192.51x = 4,756,751,426.72
  5. Step 5: Solve for x
    x = 4,756,751,426.72/108,192.51
  6. Step 6: Final answer
    x = 43,965.63

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1.5x scale

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.