Home / 83,953.03-125,929.41-57,577.81

Finding the Fourth Proportional to 83,953.03, 125,929.41 and 57,577.81

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Solution

The fourth proportional to 83,953.03, 125,929.41 and 57,577.81 is: 86,366.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,953.03 : 125,929.41 = 57,577.81 : x
  2. Step 2: Convert to fraction form
    83,953.03/125,929.41 = 57,577.81/x
  3. Step 3: Cross multiply
    83,953.03x = 125,929.41 × 57,577.81
  4. Step 4: Simplify right side
    83,953.03x = 7,250,739,111.65
  5. Step 5: Solve for x
    x = 7,250,739,111.65/83,953.03
  6. Step 6: Final answer
    x = 86,366.62

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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.