Home / 302,434.93-453,680.66-89,203.05

Finding the Fourth Proportional to 302,434.93, 453,680.66 and 89,203.05

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Solution

The fourth proportional to 302,434.93, 453,680.66 and 89,203.05 is: 133,812.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,434.93 : 453,680.66 = 89,203.05 : x
  2. Step 2: Convert to fraction form
    302,434.93/453,680.66 = 89,203.05/x
  3. Step 3: Cross multiply
    302,434.93x = 453,680.66 × 89,203.05
  4. Step 4: Simplify right side
    302,434.93x = 40,469,698,152.00
  5. Step 5: Solve for x
    x = 40,469,698,152.00/302,434.93
  6. Step 6: Final answer
    x = 133,812.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.