Home / 316,826.77-437,204.23-180,855.31

Finding the Fourth Proportional to 316,826.77, 437,204.23 and 180,855.31

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Solution

The fourth proportional to 316,826.77, 437,204.23 and 180,855.31 is: 249,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,826.77 : 437,204.23 = 180,855.31 : x
  2. Step 2: Convert to fraction form
    316,826.77/437,204.23 = 180,855.31/x
  3. Step 3: Cross multiply
    316,826.77x = 437,204.23 × 180,855.31
  4. Step 4: Simplify right side
    316,826.77x = 79,070,706,549.96
  5. Step 5: Solve for x
    x = 79,070,706,549.96/316,826.77
  6. Step 6: Final answer
    x = 249,570.79

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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.