Home / 86,106.83-129,165.72-22,925.93

Finding the Fourth Proportional to 86,106.83, 129,165.72 and 22,925.93

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Solution

The fourth proportional to 86,106.83, 129,165.72 and 22,925.93 is: 34,390.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,106.83 : 129,165.72 = 22,925.93 : x
  2. Step 2: Convert to fraction form
    86,106.83/129,165.72 = 22,925.93/x
  3. Step 3: Cross multiply
    86,106.83x = 129,165.72 × 22,925.93
  4. Step 4: Simplify right side
    86,106.83x = 2,961,244,255.12
  5. Step 5: Solve for x
    x = 2,961,244,255.12/86,106.83
  6. Step 6: Final answer
    x = 34,390.35

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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.