Home / 168,423.04-232,423.32-92,971

Finding the Fourth Proportional to 168,423.04, 232,423.32 and 92,971

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Solution

The fourth proportional to 168,423.04, 232,423.32 and 92,971 is: 128,299.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,423.04 : 232,423.32 = 92,971 : x
  2. Step 2: Convert to fraction form
    168,423.04/232,423.32 = 92,971/x
  3. Step 3: Cross multiply
    168,423.04x = 232,423.32 × 92,971
  4. Step 4: Simplify right side
    168,423.04x = 21,608,628,483.72
  5. Step 5: Solve for x
    x = 21,608,628,483.72/168,423.04
  6. Step 6: Final answer
    x = 128,299.72

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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.