Home / 316,941.16-437,390.70-180,976.27

Finding the Fourth Proportional to 316,941.16, 437,390.70 and 180,976.27

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Solution

The fourth proportional to 316,941.16, 437,390.70 and 180,976.27 is: 249,754.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,941.16 : 437,390.70 = 180,976.27 : x
  2. Step 2: Convert to fraction form
    316,941.16/437,390.70 = 180,976.27/x
  3. Step 3: Cross multiply
    316,941.16x = 437,390.70 × 180,976.27
  4. Step 4: Simplify right side
    316,941.16x = 79,157,337,418.69
  5. Step 5: Solve for x
    x = 79,157,337,418.69/316,941.16
  6. Step 6: Final answer
    x = 249,754.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.