Home / 176,329.90-243,338.09-99,846.93

Finding the Fourth Proportional to 176,329.90, 243,338.09 and 99,846.93

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Solution

The fourth proportional to 176,329.90, 243,338.09 and 99,846.93 is: 137,790.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,329.90 : 243,338.09 = 99,846.93 : x
  2. Step 2: Convert to fraction form
    176,329.90/243,338.09 = 99,846.93/x
  3. Step 3: Cross multiply
    176,329.90x = 243,338.09 × 99,846.93
  4. Step 4: Simplify right side
    176,329.90x = 24,296,561,238.56
  5. Step 5: Solve for x
    x = 24,296,561,238.56/176,329.90
  6. Step 6: Final answer
    x = 137,790.36

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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.