Home / 116,239.86-174,047.40-73,890.36

Finding the Fourth Proportional to 116,239.86, 174,047.40 and 73,890.36

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Solution

The fourth proportional to 116,239.86, 174,047.40 and 73,890.36 is: 110,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,239.86 : 174,047.40 = 73,890.36 : x
  2. Step 2: Convert to fraction form
    116,239.86/174,047.40 = 73,890.36/x
  3. Step 3: Cross multiply
    116,239.86x = 174,047.40 × 73,890.36
  4. Step 4: Simplify right side
    116,239.86x = 12,860,425,043.06
  5. Step 5: Solve for x
    x = 12,860,425,043.06/116,239.86
  6. Step 6: Final answer
    x = 110,636.96

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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.