Home / 170,123.96-255,206.82-57,822.68

Finding the Fourth Proportional to 170,123.96, 255,206.82 and 57,822.68

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Solution

The fourth proportional to 170,123.96, 255,206.82 and 57,822.68 is: 86,741.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,123.96 : 255,206.82 = 57,822.68 : x
  2. Step 2: Convert to fraction form
    170,123.96/255,206.82 = 57,822.68/x
  3. Step 3: Cross multiply
    170,123.96x = 255,206.82 × 57,822.68
  4. Step 4: Simplify right side
    170,123.96x = 14,756,742,286.68
  5. Step 5: Solve for x
    x = 14,756,742,286.68/170,123.96
  6. Step 6: Final answer
    x = 86,741.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.