Home / 178,651.09-246,550.46-118,117.65

Finding the Fourth Proportional to 178,651.09, 246,550.46 and 118,117.65

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Solution

The fourth proportional to 178,651.09, 246,550.46 and 118,117.65 is: 163,010.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,651.09 : 246,550.46 = 118,117.65 : x
  2. Step 2: Convert to fraction form
    178,651.09/246,550.46 = 118,117.65/x
  3. Step 3: Cross multiply
    178,651.09x = 246,550.46 × 118,117.65
  4. Step 4: Simplify right side
    178,651.09x = 29,121,960,941.62
  5. Step 5: Solve for x
    x = 29,121,960,941.62/178,651.09
  6. Step 6: Final answer
    x = 163,010.26

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1.5x scale

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.