Home / 61,390.31-92,090.93-26,321.76

Finding the Fourth Proportional to 61,390.31, 92,090.93 and 26,321.76

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Solution

The fourth proportional to 61,390.31, 92,090.93 and 26,321.76 is: 39,484.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,390.31 : 92,090.93 = 26,321.76 : x
  2. Step 2: Convert to fraction form
    61,390.31/92,090.93 = 26,321.76/x
  3. Step 3: Cross multiply
    61,390.31x = 92,090.93 × 26,321.76
  4. Step 4: Simplify right side
    61,390.31x = 2,423,995,226.03
  5. Step 5: Solve for x
    x = 2,423,995,226.03/61,390.31
  6. Step 6: Final answer
    x = 39,484.98

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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.