Home / 125,736.93-173,519.08-72,026.64

Finding the Fourth Proportional to 125,736.93, 173,519.08 and 72,026.64

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Solution

The fourth proportional to 125,736.93, 173,519.08 and 72,026.64 is: 99,397.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,736.93 : 173,519.08 = 72,026.64 : x
  2. Step 2: Convert to fraction form
    125,736.93/173,519.08 = 72,026.64/x
  3. Step 3: Cross multiply
    125,736.93x = 173,519.08 × 72,026.64
  4. Step 4: Simplify right side
    125,736.93x = 12,497,996,128.22
  5. Step 5: Solve for x
    x = 12,497,996,128.22/125,736.93
  6. Step 6: Final answer
    x = 99,397.97

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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.