Home / 132,011.40-182,057.58-103,667.88

Finding the Fourth Proportional to 132,011.40, 182,057.58 and 103,667.88

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Solution

The fourth proportional to 132,011.40, 182,057.58 and 103,667.88 is: 142,968.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,011.40 : 182,057.58 = 103,667.88 : x
  2. Step 2: Convert to fraction form
    132,011.40/182,057.58 = 103,667.88/x
  3. Step 3: Cross multiply
    132,011.40x = 182,057.58 × 103,667.88
  4. Step 4: Simplify right side
    132,011.40x = 18,873,523,356.53
  5. Step 5: Solve for x
    x = 18,873,523,356.53/132,011.40
  6. Step 6: Final answer
    x = 142,968.89

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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.