Home / 292,918.09-404,207.89-163,834.19

Finding the Fourth Proportional to 292,918.09, 404,207.89 and 163,834.19

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Solution

The fourth proportional to 292,918.09, 404,207.89 and 163,834.19 is: 226,080.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,918.09 : 404,207.89 = 163,834.19 : x
  2. Step 2: Convert to fraction form
    292,918.09/404,207.89 = 163,834.19/x
  3. Step 3: Cross multiply
    292,918.09x = 404,207.89 × 163,834.19
  4. Step 4: Simplify right side
    292,918.09x = 66,223,071,430.59
  5. Step 5: Solve for x
    x = 66,223,071,430.59/292,918.09
  6. Step 6: Final answer
    x = 226,080.51

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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.