Home / 61,541.34-92,326.50-19,988.34

Finding the Fourth Proportional to 61,541.34, 92,326.50 and 19,988.34

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Solution

The fourth proportional to 61,541.34, 92,326.50 and 19,988.34 is: 29,987.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,541.34 : 92,326.50 = 19,988.34 : x
  2. Step 2: Convert to fraction form
    61,541.34/92,326.50 = 19,988.34/x
  3. Step 3: Cross multiply
    61,541.34x = 92,326.50 × 19,988.34
  4. Step 4: Simplify right side
    61,541.34x = 1,845,453,473.01
  5. Step 5: Solve for x
    x = 1,845,453,473.01/61,541.34
  6. Step 6: Final answer
    x = 29,987.22

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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.