Home / 116,011.32-160,081.36-70,672.85

Finding the Fourth Proportional to 116,011.32, 160,081.36 and 70,672.85

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Solution

The fourth proportional to 116,011.32, 160,081.36 and 70,672.85 is: 97,519.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,011.32 : 160,081.36 = 70,672.85 : x
  2. Step 2: Convert to fraction form
    116,011.32/160,081.36 = 70,672.85/x
  3. Step 3: Cross multiply
    116,011.32x = 160,081.36 × 70,672.85
  4. Step 4: Simplify right side
    116,011.32x = 11,313,405,943.08
  5. Step 5: Solve for x
    x = 11,313,405,943.08/116,011.32
  6. Step 6: Final answer
    x = 97,519.84

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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.