Home / 178,713.96-246,637.86-118,179.40

Finding the Fourth Proportional to 178,713.96, 246,637.86 and 118,179.40

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Solution

The fourth proportional to 178,713.96, 246,637.86 and 118,179.40 is: 163,095.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,713.96 : 246,637.86 = 118,179.40 : x
  2. Step 2: Convert to fraction form
    178,713.96/246,637.86 = 118,179.40/x
  3. Step 3: Cross multiply
    178,713.96x = 246,637.86 × 118,179.40
  4. Step 4: Simplify right side
    178,713.96x = 29,147,514,312.08
  5. Step 5: Solve for x
    x = 29,147,514,312.08/178,713.96
  6. Step 6: Final answer
    x = 163,095.90

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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.