Home / 157,895.86-236,639.67-118,141.06

Finding the Fourth Proportional to 157,895.86, 236,639.67 and 118,141.06

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Solution

The fourth proportional to 157,895.86, 236,639.67 and 118,141.06 is: 177,058.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,895.86 : 236,639.67 = 118,141.06 : x
  2. Step 2: Convert to fraction form
    157,895.86/236,639.67 = 118,141.06/x
  3. Step 3: Cross multiply
    157,895.86x = 236,639.67 × 118,141.06
  4. Step 4: Simplify right side
    157,895.86x = 27,956,861,451.85
  5. Step 5: Solve for x
    x = 27,956,861,451.85/157,895.86
  6. Step 6: Final answer
    x = 177,058.86

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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.