Home / 61,829.08-92,742.10-17,455.20

Finding the Fourth Proportional to 61,829.08, 92,742.10 and 17,455.20

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Solution

The fourth proportional to 61,829.08, 92,742.10 and 17,455.20 is: 26,182.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,829.08 : 92,742.10 = 17,455.20 : x
  2. Step 2: Convert to fraction form
    61,829.08/92,742.10 = 17,455.20/x
  3. Step 3: Cross multiply
    61,829.08x = 92,742.10 × 17,455.20
  4. Step 4: Simplify right side
    61,829.08x = 1,618,831,903.92
  5. Step 5: Solve for x
    x = 1,618,831,903.92/61,829.08
  6. Step 6: Final answer
    x = 26,182.37

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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.