Home / 176,886.12-244,090.53-100,406.76

Finding the Fourth Proportional to 176,886.12, 244,090.53 and 100,406.76

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Solution

The fourth proportional to 176,886.12, 244,090.53 and 100,406.76 is: 138,554.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,886.12 : 244,090.53 = 100,406.76 : x
  2. Step 2: Convert to fraction form
    176,886.12/244,090.53 = 100,406.76/x
  3. Step 3: Cross multiply
    176,886.12x = 244,090.53 × 100,406.76
  4. Step 4: Simplify right side
    176,886.12x = 24,508,339,263.98
  5. Step 5: Solve for x
    x = 24,508,339,263.98/176,886.12
  6. Step 6: Final answer
    x = 138,554.34

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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.