Home / 104,933.34-144,808.14-57,186.74

Finding the Fourth Proportional to 104,933.34, 144,808.14 and 57,186.74

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Solution

The fourth proportional to 104,933.34, 144,808.14 and 57,186.74 is: 78,917.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,933.34 : 144,808.14 = 57,186.74 : x
  2. Step 2: Convert to fraction form
    104,933.34/144,808.14 = 57,186.74/x
  3. Step 3: Cross multiply
    104,933.34x = 144,808.14 × 57,186.74
  4. Step 4: Simplify right side
    104,933.34x = 8,281,105,452.06
  5. Step 5: Solve for x
    x = 8,281,105,452.06/104,933.34
  6. Step 6: Final answer
    x = 78,917.77

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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.