Home / 177,616.86-245,108.40-97,042.65

Finding the Fourth Proportional to 177,616.86, 245,108.40 and 97,042.65

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Solution

The fourth proportional to 177,616.86, 245,108.40 and 97,042.65 is: 133,917.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,616.86 : 245,108.40 = 97,042.65 : x
  2. Step 2: Convert to fraction form
    177,616.86/245,108.40 = 97,042.65/x
  3. Step 3: Cross multiply
    177,616.86x = 245,108.40 × 97,042.65
  4. Step 4: Simplify right side
    177,616.86x = 23,785,969,314.79
  5. Step 5: Solve for x
    x = 23,785,969,314.79/177,616.86
  6. Step 6: Final answer
    x = 133,917.30

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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.