Home / 103,974.09-156,030.35-56,601.14

Finding the Fourth Proportional to 103,974.09, 156,030.35 and 56,601.14

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Solution

The fourth proportional to 103,974.09, 156,030.35 and 56,601.14 is: 84,939.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,974.09 : 156,030.35 = 56,601.14 : x
  2. Step 2: Convert to fraction form
    103,974.09/156,030.35 = 56,601.14/x
  3. Step 3: Cross multiply
    103,974.09x = 156,030.35 × 56,601.14
  4. Step 4: Simplify right side
    103,974.09x = 8,831,495,684.60
  5. Step 5: Solve for x
    x = 8,831,495,684.60/103,974.09
  6. Step 6: Final answer
    x = 84,939.39

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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.