Home / 168,938.07-233,068.21-108,500.32

Finding the Fourth Proportional to 168,938.07, 233,068.21 and 108,500.32

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Solution

The fourth proportional to 168,938.07, 233,068.21 and 108,500.32 is: 149,687.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,938.07 : 233,068.21 = 108,500.32 : x
  2. Step 2: Convert to fraction form
    168,938.07/233,068.21 = 108,500.32/x
  3. Step 3: Cross multiply
    168,938.07x = 233,068.21 × 108,500.32
  4. Step 4: Simplify right side
    168,938.07x = 25,287,975,366.83
  5. Step 5: Solve for x
    x = 25,287,975,366.83/168,938.07
  6. Step 6: Final answer
    x = 149,687.84

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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.