Home / 291,998.14-402,946.11-162,929.90

Finding the Fourth Proportional to 291,998.14, 402,946.11 and 162,929.90

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Solution

The fourth proportional to 291,998.14, 402,946.11 and 162,929.90 is: 224,836.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,998.14 : 402,946.11 = 162,929.90 : x
  2. Step 2: Convert to fraction form
    291,998.14/402,946.11 = 162,929.90/x
  3. Step 3: Cross multiply
    291,998.14x = 402,946.11 × 162,929.90
  4. Step 4: Simplify right side
    291,998.14x = 65,651,968,593.04
  5. Step 5: Solve for x
    x = 65,651,968,593.04/291,998.14
  6. Step 6: Final answer
    x = 224,836.94

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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.