Home / 116,070.21-174,077.37-73,887.03

Finding the Fourth Proportional to 116,070.21, 174,077.37 and 73,887.03

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Solution

The fourth proportional to 116,070.21, 174,077.37 and 73,887.03 is: 110,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,070.21 : 174,077.37 = 73,887.03 : x
  2. Step 2: Convert to fraction form
    116,070.21/174,077.37 = 73,887.03/x
  3. Step 3: Cross multiply
    116,070.21x = 174,077.37 × 73,887.03
  4. Step 4: Simplify right side
    116,070.21x = 12,862,059,859.51
  5. Step 5: Solve for x
    x = 12,862,059,859.51/116,070.21
  6. Step 6: Final answer
    x = 110,812.76

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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.