Home / 207,612.09-286,505.62-116,969.45

Finding the Fourth Proportional to 207,612.09, 286,505.62 and 116,969.45

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Solution

The fourth proportional to 207,612.09, 286,505.62 and 116,969.45 is: 161,418.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,612.09 : 286,505.62 = 116,969.45 : x
  2. Step 2: Convert to fraction form
    207,612.09/286,505.62 = 116,969.45/x
  3. Step 3: Cross multiply
    207,612.09x = 286,505.62 × 116,969.45
  4. Step 4: Simplify right side
    207,612.09x = 33,512,403,068.36
  5. Step 5: Solve for x
    x = 33,512,403,068.36/207,612.09
  6. Step 6: Final answer
    x = 161,418.36

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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.