Home / 118,023.66-162,860.58-66,332.52

Finding the Fourth Proportional to 118,023.66, 162,860.58 and 66,332.52

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Solution

The fourth proportional to 118,023.66, 162,860.58 and 66,332.52 is: 91,532.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,023.66 : 162,860.58 = 66,332.52 : x
  2. Step 2: Convert to fraction form
    118,023.66/162,860.58 = 66,332.52/x
  3. Step 3: Cross multiply
    118,023.66x = 162,860.58 × 66,332.52
  4. Step 4: Simplify right side
    118,023.66x = 10,802,952,680.06
  5. Step 5: Solve for x
    x = 10,802,952,680.06/118,023.66
  6. Step 6: Final answer
    x = 91,532.09

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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.