Home / 114,624.01-158,181.69-71,628.47

Finding the Fourth Proportional to 114,624.01, 158,181.69 and 71,628.47

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Solution

The fourth proportional to 114,624.01, 158,181.69 and 71,628.47 is: 98,847.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,624.01 : 158,181.69 = 71,628.47 : x
  2. Step 2: Convert to fraction form
    114,624.01/158,181.69 = 71,628.47/x
  3. Step 3: Cross multiply
    114,624.01x = 158,181.69 × 71,628.47
  4. Step 4: Simplify right side
    114,624.01x = 11,330,312,436.71
  5. Step 5: Solve for x
    x = 11,330,312,436.71/114,624.01
  6. Step 6: Final answer
    x = 98,847.64

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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.