Home / 61,355.52-92,032.32-19,805.76

Finding the Fourth Proportional to 61,355.52, 92,032.32 and 19,805.76

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Solution

The fourth proportional to 61,355.52, 92,032.32 and 19,805.76 is: 29,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,355.52 : 92,032.32 = 19,805.76 : x
  2. Step 2: Convert to fraction form
    61,355.52/92,032.32 = 19,805.76/x
  3. Step 3: Cross multiply
    61,355.52x = 92,032.32 × 19,805.76
  4. Step 4: Simplify right side
    61,355.52x = 1,822,770,042.16
  5. Step 5: Solve for x
    x = 1,822,770,042.16/61,355.52
  6. Step 6: Final answer
    x = 29,708.33

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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.