Home / 236,022.13-325,714.28-128,592.14

Finding the Fourth Proportional to 236,022.13, 325,714.28 and 128,592.14

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Solution

The fourth proportional to 236,022.13, 325,714.28 and 128,592.14 is: 177,459.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,022.13 : 325,714.28 = 128,592.14 : x
  2. Step 2: Convert to fraction form
    236,022.13/325,714.28 = 128,592.14/x
  3. Step 3: Cross multiply
    236,022.13x = 325,714.28 × 128,592.14
  4. Step 4: Simplify right side
    236,022.13x = 41,884,296,293.76
  5. Step 5: Solve for x
    x = 41,884,296,293.76/236,022.13
  6. Step 6: Final answer
    x = 177,459.19

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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.