Home / 168,907.24-233,079.78-93,457

Finding the Fourth Proportional to 168,907.24, 233,079.78 and 93,457

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Solution

The fourth proportional to 168,907.24, 233,079.78 and 93,457 is: 128,963.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,907.24 : 233,079.78 = 93,457 : x
  2. Step 2: Convert to fraction form
    168,907.24/233,079.78 = 93,457/x
  3. Step 3: Cross multiply
    168,907.24x = 233,079.78 × 93,457
  4. Step 4: Simplify right side
    168,907.24x = 21,782,936,999.46
  5. Step 5: Solve for x
    x = 21,782,936,999.46/168,907.24
  6. Step 6: Final answer
    x = 128,963.90

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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.