Home / 114,255.91-157,588.18-73,938.57

Finding the Fourth Proportional to 114,255.91, 157,588.18 and 73,938.57

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Solution

The fourth proportional to 114,255.91, 157,588.18 and 73,938.57 is: 101,980.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,255.91 : 157,588.18 = 73,938.57 : x
  2. Step 2: Convert to fraction form
    114,255.91/157,588.18 = 73,938.57/x
  3. Step 3: Cross multiply
    114,255.91x = 157,588.18 × 73,938.57
  4. Step 4: Simplify right side
    114,255.91x = 11,651,844,678.10
  5. Step 5: Solve for x
    x = 11,651,844,678.10/114,255.91
  6. Step 6: Final answer
    x = 101,980.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.