Home / 42,554.16-63,831.21-19,153.26

Finding the Fourth Proportional to 42,554.16, 63,831.21 and 19,153.26

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Solution

The fourth proportional to 42,554.16, 63,831.21 and 19,153.26 is: 28,729.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,554.16 : 63,831.21 = 19,153.26 : x
  2. Step 2: Convert to fraction form
    42,554.16/63,831.21 = 19,153.26/x
  3. Step 3: Cross multiply
    42,554.16x = 63,831.21 × 19,153.26
  4. Step 4: Simplify right side
    42,554.16x = 1,222,575,761.24
  5. Step 5: Solve for x
    x = 1,222,575,761.24/42,554.16
  6. Step 6: Final answer
    x = 28,729.88

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Similar ratio
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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.