Home / 117,614.24-176,421-47,492.72

Finding the Fourth Proportional to 117,614.24, 176,421 and 47,492.72

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Solution

The fourth proportional to 117,614.24, 176,421 and 47,492.72 is: 71,238.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,614.24 : 176,421 = 47,492.72 : x
  2. Step 2: Convert to fraction form
    117,614.24/176,421 = 47,492.72/x
  3. Step 3: Cross multiply
    117,614.24x = 176,421 × 47,492.72
  4. Step 4: Simplify right side
    117,614.24x = 8,378,713,155.12
  5. Step 5: Solve for x
    x = 8,378,713,155.12/117,614.24
  6. Step 6: Final answer
    x = 71,238.93

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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.