Home / 48,801.40-73,202.10-45,302.20

Finding the Fourth Proportional to 48,801.40, 73,202.10 and 45,302.20

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Solution

The fourth proportional to 48,801.40, 73,202.10 and 45,302.20 is: 67,953.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,801.40 : 73,202.10 = 45,302.20 : x
  2. Step 2: Convert to fraction form
    48,801.40/73,202.10 = 45,302.20/x
  3. Step 3: Cross multiply
    48,801.40x = 73,202.10 × 45,302.20
  4. Step 4: Simplify right side
    48,801.40x = 3,316,216,174.62
  5. Step 5: Solve for x
    x = 3,316,216,174.62/48,801.40
  6. Step 6: Final answer
    x = 67,953.30

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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.