Home / 116,153.63-160,232.92-75,890.96

Finding the Fourth Proportional to 116,153.63, 160,232.92 and 75,890.96

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Solution

The fourth proportional to 116,153.63, 160,232.92 and 75,890.96 is: 104,690.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,153.63 : 160,232.92 = 75,890.96 : x
  2. Step 2: Convert to fraction form
    116,153.63/160,232.92 = 75,890.96/x
  3. Step 3: Cross multiply
    116,153.63x = 160,232.92 × 75,890.96
  4. Step 4: Simplify right side
    116,153.63x = 12,160,230,122.40
  5. Step 5: Solve for x
    x = 12,160,230,122.40/116,153.63
  6. Step 6: Final answer
    x = 104,690.92

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1.5x scale

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.