Home / 118,926.02-163,983.39-75,847.89

Finding the Fourth Proportional to 118,926.02, 163,983.39 and 75,847.89

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Solution

The fourth proportional to 118,926.02, 163,983.39 and 75,847.89 is: 104,584.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,926.02 : 163,983.39 = 75,847.89 : x
  2. Step 2: Convert to fraction form
    118,926.02/163,983.39 = 75,847.89/x
  3. Step 3: Cross multiply
    118,926.02x = 163,983.39 × 75,847.89
  4. Step 4: Simplify right side
    118,926.02x = 12,437,794,457.06
  5. Step 5: Solve for x
    x = 12,437,794,457.06/118,926.02
  6. Step 6: Final answer
    x = 104,584.30

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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.