Home / 116,172.08-160,293.04-75,944.80

Finding the Fourth Proportional to 116,172.08, 160,293.04 and 75,944.80

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Solution

The fourth proportional to 116,172.08, 160,293.04 and 75,944.80 is: 104,787.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,172.08 : 160,293.04 = 75,944.80 : x
  2. Step 2: Convert to fraction form
    116,172.08/160,293.04 = 75,944.80/x
  3. Step 3: Cross multiply
    116,172.08x = 160,293.04 × 75,944.80
  4. Step 4: Simplify right side
    116,172.08x = 12,173,422,864.19
  5. Step 5: Solve for x
    x = 12,173,422,864.19/116,172.08
  6. Step 6: Final answer
    x = 104,787.85

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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.