Home / 102,032.21-153,048.11-27,152.33

Finding the Fourth Proportional to 102,032.21, 153,048.11 and 27,152.33

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Solution

The fourth proportional to 102,032.21, 153,048.11 and 27,152.33 is: 40,728.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,032.21 : 153,048.11 = 27,152.33 : x
  2. Step 2: Convert to fraction form
    102,032.21/153,048.11 = 27,152.33/x
  3. Step 3: Cross multiply
    102,032.21x = 153,048.11 × 27,152.33
  4. Step 4: Simplify right side
    102,032.21x = 4,155,611,887.59
  5. Step 5: Solve for x
    x = 4,155,611,887.59/102,032.21
  6. Step 6: Final answer
    x = 40,728.43

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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.