Home / 62,974.16-86,852.68-45,959.28

Finding the Fourth Proportional to 62,974.16, 86,852.68 and 45,959.28

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Solution

The fourth proportional to 62,974.16, 86,852.68 and 45,959.28 is: 63,386.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,974.16 : 86,852.68 = 45,959.28 : x
  2. Step 2: Convert to fraction form
    62,974.16/86,852.68 = 45,959.28/x
  3. Step 3: Cross multiply
    62,974.16x = 86,852.68 × 45,959.28
  4. Step 4: Simplify right side
    62,974.16x = 3,991,686,638.87
  5. Step 5: Solve for x
    x = 3,991,686,638.87/62,974.16
  6. Step 6: Final answer
    x = 63,386.10

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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.