Home / 307,837.98-424,887.18-180,554.58

Finding the Fourth Proportional to 307,837.98, 424,887.18 and 180,554.58

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Solution

The fourth proportional to 307,837.98, 424,887.18 and 180,554.58 is: 249,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,837.98 : 424,887.18 = 180,554.58 : x
  2. Step 2: Convert to fraction form
    307,837.98/424,887.18 = 180,554.58/x
  3. Step 3: Cross multiply
    307,837.98x = 424,887.18 × 180,554.58
  4. Step 4: Simplify right side
    307,837.98x = 76,715,326,332.28
  5. Step 5: Solve for x
    x = 76,715,326,332.28/307,837.98
  6. Step 6: Final answer
    x = 249,206.83

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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.