Home / 116,026.68-160,120.08-65,725.68

Finding the Fourth Proportional to 116,026.68, 160,120.08 and 65,725.68

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Solution

The fourth proportional to 116,026.68, 160,120.08 and 65,725.68 is: 90,703.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,026.68 : 160,120.08 = 65,725.68 : x
  2. Step 2: Convert to fraction form
    116,026.68/160,120.08 = 65,725.68/x
  3. Step 3: Cross multiply
    116,026.68x = 160,120.08 × 65,725.68
  4. Step 4: Simplify right side
    116,026.68x = 10,524,001,139.65
  5. Step 5: Solve for x
    x = 10,524,001,139.65/116,026.68
  6. Step 6: Final answer
    x = 90,703.29

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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.