Home / 310,610.49-465,938-82,904.91

Finding the Fourth Proportional to 310,610.49, 465,938 and 82,904.91

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Solution

The fourth proportional to 310,610.49, 465,938 and 82,904.91 is: 124,363.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,610.49 : 465,938 = 82,904.91 : x
  2. Step 2: Convert to fraction form
    310,610.49/465,938 = 82,904.91/x
  3. Step 3: Cross multiply
    310,610.49x = 465,938 × 82,904.91
  4. Step 4: Simplify right side
    310,610.49x = 38,628,547,955.58
  5. Step 5: Solve for x
    x = 38,628,547,955.58/310,610.49
  6. Step 6: Final answer
    x = 124,363.31

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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.