Home / 42,215.80-63,261.03-23,470.04

Finding the Fourth Proportional to 42,215.80, 63,261.03 and 23,470.04

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Solution

The fourth proportional to 42,215.80, 63,261.03 and 23,470.04 is: 35,170.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,215.80 : 63,261.03 = 23,470.04 : x
  2. Step 2: Convert to fraction form
    42,215.80/63,261.03 = 23,470.04/x
  3. Step 3: Cross multiply
    42,215.80x = 63,261.03 × 23,470.04
  4. Step 4: Simplify right side
    42,215.80x = 1,484,738,945.34
  5. Step 5: Solve for x
    x = 1,484,738,945.34/42,215.80
  6. Step 6: Final answer
    x = 35,170.22

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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.