Home / 302,767.75-417,819.51-168,631.75

Finding the Fourth Proportional to 302,767.75, 417,819.51 and 168,631.75

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Solution

The fourth proportional to 302,767.75, 417,819.51 and 168,631.75 is: 232,711.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,767.75 : 417,819.51 = 168,631.75 : x
  2. Step 2: Convert to fraction form
    302,767.75/417,819.51 = 168,631.75/x
  3. Step 3: Cross multiply
    302,767.75x = 417,819.51 × 168,631.75
  4. Step 4: Simplify right side
    302,767.75x = 70,457,635,155.44
  5. Step 5: Solve for x
    x = 70,457,635,155.44/302,767.75
  6. Step 6: Final answer
    x = 232,711.82

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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.