Home / 42,522.03-63,796.95-20,332.62

Finding the Fourth Proportional to 42,522.03, 63,796.95 and 20,332.62

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Solution

The fourth proportional to 42,522.03, 63,796.95 and 20,332.62 is: 30,505.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,522.03 : 63,796.95 = 20,332.62 : x
  2. Step 2: Convert to fraction form
    42,522.03/63,796.95 = 20,332.62/x
  3. Step 3: Cross multiply
    42,522.03x = 63,796.95 × 20,332.62
  4. Step 4: Simplify right side
    42,522.03x = 1,297,159,141.51
  5. Step 5: Solve for x
    x = 1,297,159,141.51/42,522.03
  6. Step 6: Final answer
    x = 30,505.58

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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.