Home / 307,564.48-424,437.67-171,598.52

Finding the Fourth Proportional to 307,564.48, 424,437.67 and 171,598.52

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Solution

The fourth proportional to 307,564.48, 424,437.67 and 171,598.52 is: 236,805.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,564.48 : 424,437.67 = 171,598.52 : x
  2. Step 2: Convert to fraction form
    307,564.48/424,437.67 = 171,598.52/x
  3. Step 3: Cross multiply
    307,564.48x = 424,437.67 × 171,598.52
  4. Step 4: Simplify right side
    307,564.48x = 72,832,876,004.25
  5. Step 5: Solve for x
    x = 72,832,876,004.25/307,564.48
  6. Step 6: Final answer
    x = 236,805.23

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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.