Home / 234,830.19-324,066.28-127,400.22

Finding the Fourth Proportional to 234,830.19, 324,066.28 and 127,400.22

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Solution

The fourth proportional to 234,830.19, 324,066.28 and 127,400.22 is: 175,812.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,830.19 : 324,066.28 = 127,400.22 : x
  2. Step 2: Convert to fraction form
    234,830.19/324,066.28 = 127,400.22/x
  3. Step 3: Cross multiply
    234,830.19x = 324,066.28 × 127,400.22
  4. Step 4: Simplify right side
    234,830.19x = 41,286,115,366.58
  5. Step 5: Solve for x
    x = 41,286,115,366.58/234,830.19
  6. Step 6: Final answer
    x = 175,812.64

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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.