Home / 116,457.24-174,684.24-66,430.56

Finding the Fourth Proportional to 116,457.24, 174,684.24 and 66,430.56

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Solution

The fourth proportional to 116,457.24, 174,684.24 and 66,430.56 is: 99,644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,457.24 : 174,684.24 = 66,430.56 : x
  2. Step 2: Convert to fraction form
    116,457.24/174,684.24 = 66,430.56/x
  3. Step 3: Cross multiply
    116,457.24x = 174,684.24 × 66,430.56
  4. Step 4: Simplify right side
    116,457.24x = 11,604,371,886.37
  5. Step 5: Solve for x
    x = 11,604,371,886.37/116,457.24
  6. Step 6: Final answer
    x = 99,644.92

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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.