Home / 61,281.37-84,577.50-37,421.81

Finding the Fourth Proportional to 61,281.37, 84,577.50 and 37,421.81

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Solution

The fourth proportional to 61,281.37, 84,577.50 and 37,421.81 is: 51,647.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,281.37 : 84,577.50 = 37,421.81 : x
  2. Step 2: Convert to fraction form
    61,281.37/84,577.50 = 37,421.81/x
  3. Step 3: Cross multiply
    61,281.37x = 84,577.50 × 37,421.81
  4. Step 4: Simplify right side
    61,281.37x = 3,165,043,135.28
  5. Step 5: Solve for x
    x = 3,165,043,135.28/61,281.37
  6. Step 6: Final answer
    x = 51,647.72

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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.