Home / 302,465.75-453,740.12-102,732.50

Finding the Fourth Proportional to 302,465.75, 453,740.12 and 102,732.50

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Solution

The fourth proportional to 302,465.75, 453,740.12 and 102,732.50 is: 154,112.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,465.75 : 453,740.12 = 102,732.50 : x
  2. Step 2: Convert to fraction form
    302,465.75/453,740.12 = 102,732.50/x
  3. Step 3: Cross multiply
    302,465.75x = 453,740.12 × 102,732.50
  4. Step 4: Simplify right side
    302,465.75x = 46,613,856,877.90
  5. Step 5: Solve for x
    x = 46,613,856,877.90/302,465.75
  6. Step 6: Final answer
    x = 154,112.84

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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.