Home / 61,881.34-92,828.70-19,746.66

Finding the Fourth Proportional to 61,881.34, 92,828.70 and 19,746.66

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Solution

The fourth proportional to 61,881.34, 92,828.70 and 19,746.66 is: 29,622.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,881.34 : 92,828.70 = 19,746.66 : x
  2. Step 2: Convert to fraction form
    61,881.34/92,828.70 = 19,746.66/x
  3. Step 3: Cross multiply
    61,881.34x = 92,828.70 × 19,746.66
  4. Step 4: Simplify right side
    61,881.34x = 1,833,056,777.14
  5. Step 5: Solve for x
    x = 1,833,056,777.14/61,881.34
  6. Step 6: Final answer
    x = 29,622.12

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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.