Home / 118,997.47-164,206.05-68,000.08

Finding the Fourth Proportional to 118,997.47, 164,206.05 and 68,000.08

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Solution

The fourth proportional to 118,997.47, 164,206.05 and 68,000.08 is: 93,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,997.47 : 164,206.05 = 68,000.08 : x
  2. Step 2: Convert to fraction form
    118,997.47/164,206.05 = 68,000.08/x
  3. Step 3: Cross multiply
    118,997.47x = 164,206.05 × 68,000.08
  4. Step 4: Simplify right side
    118,997.47x = 11,166,024,536.48
  5. Step 5: Solve for x
    x = 11,166,024,536.48/118,997.47
  6. Step 6: Final answer
    x = 93,834.13

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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.