Home / 234,543.71-323,661.66-127,111.44

Finding the Fourth Proportional to 234,543.71, 323,661.66 and 127,111.44

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Solution

The fourth proportional to 234,543.71, 323,661.66 and 127,111.44 is: 175,409.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,543.71 : 323,661.66 = 127,111.44 : x
  2. Step 2: Convert to fraction form
    234,543.71/323,661.66 = 127,111.44/x
  3. Step 3: Cross multiply
    234,543.71x = 323,661.66 × 127,111.44
  4. Step 4: Simplify right side
    234,543.71x = 41,141,100,412.45
  5. Step 5: Solve for x
    x = 41,141,100,412.45/234,543.71
  6. Step 6: Final answer
    x = 175,409.10

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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.