Home / 58,631.73-80,911.35-31,774.56

Finding the Fourth Proportional to 58,631.73, 80,911.35 and 31,774.56

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Solution

The fourth proportional to 58,631.73, 80,911.35 and 31,774.56 is: 43,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,631.73 : 80,911.35 = 31,774.56 : x
  2. Step 2: Convert to fraction form
    58,631.73/80,911.35 = 31,774.56/x
  3. Step 3: Cross multiply
    58,631.73x = 80,911.35 × 31,774.56
  4. Step 4: Simplify right side
    58,631.73x = 2,570,922,545.26
  5. Step 5: Solve for x
    x = 2,570,922,545.26/58,631.73
  6. Step 6: Final answer
    x = 43,848.66

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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.