Home / 234,357.13-323,411.23-126,924.71

Finding the Fourth Proportional to 234,357.13, 323,411.23 and 126,924.71

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Solution

The fourth proportional to 234,357.13, 323,411.23 and 126,924.71 is: 175,155.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,357.13 : 323,411.23 = 126,924.71 : x
  2. Step 2: Convert to fraction form
    234,357.13/323,411.23 = 126,924.71/x
  3. Step 3: Cross multiply
    234,357.13x = 323,411.23 × 126,924.71
  4. Step 4: Simplify right side
    234,357.13x = 41,048,875,120.09
  5. Step 5: Solve for x
    x = 41,048,875,120.09/234,357.13
  6. Step 6: Final answer
    x = 175,155.22

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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.