Home / 125,307.73-172,908.73-71,596.23

Finding the Fourth Proportional to 125,307.73, 172,908.73 and 71,596.23

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Solution

The fourth proportional to 125,307.73, 172,908.73 and 71,596.23 is: 98,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,307.73 : 172,908.73 = 71,596.23 : x
  2. Step 2: Convert to fraction form
    125,307.73/172,908.73 = 71,596.23/x
  3. Step 3: Cross multiply
    125,307.73x = 172,908.73 × 71,596.23
  4. Step 4: Simplify right side
    125,307.73x = 12,379,613,202.09
  5. Step 5: Solve for x
    x = 12,379,613,202.09/125,307.73
  6. Step 6: Final answer
    x = 98,793.69

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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.