Home / 58,561.08-80,813.73-31,702.89

Finding the Fourth Proportional to 58,561.08, 80,813.73 and 31,702.89

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Solution

The fourth proportional to 58,561.08, 80,813.73 and 31,702.89 is: 43,749.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,561.08 : 80,813.73 = 31,702.89 : x
  2. Step 2: Convert to fraction form
    58,561.08/80,813.73 = 31,702.89/x
  3. Step 3: Cross multiply
    58,561.08x = 80,813.73 × 31,702.89
  4. Step 4: Simplify right side
    58,561.08x = 2,562,028,792.68
  5. Step 5: Solve for x
    x = 2,562,028,792.68/58,561.08
  6. Step 6: Final answer
    x = 43,749.68

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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.