Home / 302,442.45-453,827.70-124,967.40

Finding the Fourth Proportional to 302,442.45, 453,827.70 and 124,967.40

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Solution

The fourth proportional to 302,442.45, 453,827.70 and 124,967.40 is: 187,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,442.45 : 453,827.70 = 124,967.40 : x
  2. Step 2: Convert to fraction form
    302,442.45/453,827.70 = 124,967.40/x
  3. Step 3: Cross multiply
    302,442.45x = 453,827.70 × 124,967.40
  4. Step 4: Simplify right side
    302,442.45x = 56,713,667,716.98
  5. Step 5: Solve for x
    x = 56,713,667,716.98/302,442.45
  6. Step 6: Final answer
    x = 187,518.87

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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.