Home / 176,193.06-243,142.97-99,710.73

Finding the Fourth Proportional to 176,193.06, 243,142.97 and 99,710.73

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Solution

The fourth proportional to 176,193.06, 243,142.97 and 99,710.73 is: 137,598.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,193.06 : 243,142.97 = 99,710.73 : x
  2. Step 2: Convert to fraction form
    176,193.06/243,142.97 = 99,710.73/x
  3. Step 3: Cross multiply
    176,193.06x = 243,142.97 × 99,710.73
  4. Step 4: Simplify right side
    176,193.06x = 24,243,962,534.51
  5. Step 5: Solve for x
    x = 24,243,962,534.51/176,193.06
  6. Step 6: Final answer
    x = 137,598.85

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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.