Home / 118,596.86-163,670.92-68,312.06

Finding the Fourth Proportional to 118,596.86, 163,670.92 and 68,312.06

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Solution

The fourth proportional to 118,596.86, 163,670.92 and 68,312.06 is: 94,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,596.86 : 163,670.92 = 68,312.06 : x
  2. Step 2: Convert to fraction form
    118,596.86/163,670.92 = 68,312.06/x
  3. Step 3: Cross multiply
    118,596.86x = 163,670.92 × 68,312.06
  4. Step 4: Simplify right side
    118,596.86x = 11,180,697,707.30
  5. Step 5: Solve for x
    x = 11,180,697,707.30/118,596.86
  6. Step 6: Final answer
    x = 94,274.82

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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.