Home / 118,050.22-162,890.67-66,357.12

Finding the Fourth Proportional to 118,050.22, 162,890.67 and 66,357.12

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Solution

The fourth proportional to 118,050.22, 162,890.67 and 66,357.12 is: 91,562.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,050.22 : 162,890.67 = 66,357.12 : x
  2. Step 2: Convert to fraction form
    118,050.22/162,890.67 = 66,357.12/x
  3. Step 3: Cross multiply
    118,050.22x = 162,890.67 × 66,357.12
  4. Step 4: Simplify right side
    118,050.22x = 10,808,955,736.07
  5. Step 5: Solve for x
    x = 10,808,955,736.07/118,050.22
  6. Step 6: Final answer
    x = 91,562.35

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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.