Home / 125,670.32-173,423.64-68,308.40

Finding the Fourth Proportional to 125,670.32, 173,423.64 and 68,308.40

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Solution

The fourth proportional to 125,670.32, 173,423.64 and 68,308.40 is: 94,264.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,670.32 : 173,423.64 = 68,308.40 : x
  2. Step 2: Convert to fraction form
    125,670.32/173,423.64 = 68,308.40/x
  3. Step 3: Cross multiply
    125,670.32x = 173,423.64 × 68,308.40
  4. Step 4: Simplify right side
    125,670.32x = 11,846,291,370.58
  5. Step 5: Solve for x
    x = 11,846,291,370.58/125,670.32
  6. Step 6: Final answer
    x = 94,264.83

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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.