Home / 236,032.26-325,726.32-128,605.20

Finding the Fourth Proportional to 236,032.26, 325,726.32 and 128,605.20

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Solution

The fourth proportional to 236,032.26, 325,726.32 and 128,605.20 is: 177,476.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,032.26 : 325,726.32 = 128,605.20 : x
  2. Step 2: Convert to fraction form
    236,032.26/325,726.32 = 128,605.20/x
  3. Step 3: Cross multiply
    236,032.26x = 325,726.32 × 128,605.20
  4. Step 4: Simplify right side
    236,032.26x = 41,890,098,528.86
  5. Step 5: Solve for x
    x = 41,890,098,528.86/236,032.26
  6. Step 6: Final answer
    x = 177,476.16

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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.