Home / 234,316.19-323,356.66-126,886.40

Finding the Fourth Proportional to 234,316.19, 323,356.66 and 126,886.40

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Solution

The fourth proportional to 234,316.19, 323,356.66 and 126,886.40 is: 175,103.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,316.19 : 323,356.66 = 126,886.40 : x
  2. Step 2: Convert to fraction form
    234,316.19/323,356.66 = 126,886.40/x
  3. Step 3: Cross multiply
    234,316.19x = 323,356.66 × 126,886.40
  4. Step 4: Simplify right side
    234,316.19x = 41,029,561,782.01
  5. Step 5: Solve for x
    x = 41,029,561,782.01/234,316.19
  6. Step 6: Final answer
    x = 175,103.40

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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.