Home / 86,120.04-129,110.34-26,925.24

Finding the Fourth Proportional to 86,120.04, 129,110.34 and 26,925.24

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Solution

The fourth proportional to 86,120.04, 129,110.34 and 26,925.24 is: 40,366.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,120.04 : 129,110.34 = 26,925.24 : x
  2. Step 2: Convert to fraction form
    86,120.04/129,110.34 = 26,925.24/x
  3. Step 3: Cross multiply
    86,120.04x = 129,110.34 × 26,925.24
  4. Step 4: Simplify right side
    86,120.04x = 3,476,326,890.98
  5. Step 5: Solve for x
    x = 3,476,326,890.98/86,120.04
  6. Step 6: Final answer
    x = 40,366.06

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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.