Home / 52,555.84-72,521.12-30,207.04

Finding the Fourth Proportional to 52,555.84, 72,521.12 and 30,207.04

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Solution

The fourth proportional to 52,555.84, 72,521.12 and 30,207.04 is: 41,682.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,555.84 : 72,521.12 = 30,207.04 : x
  2. Step 2: Convert to fraction form
    52,555.84/72,521.12 = 30,207.04/x
  3. Step 3: Cross multiply
    52,555.84x = 72,521.12 × 30,207.04
  4. Step 4: Simplify right side
    52,555.84x = 2,190,648,372.68
  5. Step 5: Solve for x
    x = 2,190,648,372.68/52,555.84
  6. Step 6: Final answer
    x = 41,682.30

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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.