Home / 176,713.19-243,858.64-96,138.66

Finding the Fourth Proportional to 176,713.19, 243,858.64 and 96,138.66

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Solution

The fourth proportional to 176,713.19, 243,858.64 and 96,138.66 is: 132,668.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,713.19 : 243,858.64 = 96,138.66 : x
  2. Step 2: Convert to fraction form
    176,713.19/243,858.64 = 96,138.66/x
  3. Step 3: Cross multiply
    176,713.19x = 243,858.64 × 96,138.66
  4. Step 4: Simplify right side
    176,713.19x = 23,444,242,879.02
  5. Step 5: Solve for x
    x = 23,444,242,879.02/176,713.19
  6. Step 6: Final answer
    x = 132,668.32

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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.