Home / 236,049.66-325,748.58-128,619.66

Finding the Fourth Proportional to 236,049.66, 325,748.58 and 128,619.66

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Solution

The fourth proportional to 236,049.66, 325,748.58 and 128,619.66 is: 177,495.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,049.66 : 325,748.58 = 128,619.66 : x
  2. Step 2: Convert to fraction form
    236,049.66/325,748.58 = 128,619.66/x
  3. Step 3: Cross multiply
    236,049.66x = 325,748.58 × 128,619.66
  4. Step 4: Simplify right side
    236,049.66x = 41,897,671,605.08
  5. Step 5: Solve for x
    x = 41,897,671,605.08/236,049.66
  6. Step 6: Final answer
    x = 177,495.16

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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.