Home / 302,423.75-453,635.00-89,341.28

Finding the Fourth Proportional to 302,423.75, 453,635.00 and 89,341.28

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Solution

The fourth proportional to 302,423.75, 453,635.00 and 89,341.28 is: 134,011.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,423.75 : 453,635.00 = 89,341.28 : x
  2. Step 2: Convert to fraction form
    302,423.75/453,635.00 = 89,341.28/x
  3. Step 3: Cross multiply
    302,423.75x = 453,635.00 × 89,341.28
  4. Step 4: Simplify right side
    302,423.75x = 40,528,332,536.58
  5. Step 5: Solve for x
    x = 40,528,332,536.58/302,423.75
  6. Step 6: Final answer
    x = 134,011.74

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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.