Home / 261,429.20-360,742.68-146,692.84

Finding the Fourth Proportional to 261,429.20, 360,742.68 and 146,692.84

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Solution

The fourth proportional to 261,429.20, 360,742.68 and 146,692.84 is: 202,419.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,429.20 : 360,742.68 = 146,692.84 : x
  2. Step 2: Convert to fraction form
    261,429.20/360,742.68 = 146,692.84/x
  3. Step 3: Cross multiply
    261,429.20x = 360,742.68 × 146,692.84
  4. Step 4: Simplify right side
    261,429.20x = 52,918,368,238.41
  5. Step 5: Solve for x
    x = 52,918,368,238.41/261,429.20
  6. Step 6: Final answer
    x = 202,419.50

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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.