Home / 72,947.03-109,420.56-23,032.17

Finding the Fourth Proportional to 72,947.03, 109,420.56 and 23,032.17

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Solution

The fourth proportional to 72,947.03, 109,420.56 and 23,032.17 is: 34,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,947.03 : 109,420.56 = 23,032.17 : x
  2. Step 2: Convert to fraction form
    72,947.03/109,420.56 = 23,032.17/x
  3. Step 3: Cross multiply
    72,947.03x = 109,420.56 × 23,032.17
  4. Step 4: Simplify right side
    72,947.03x = 2,520,192,939.42
  5. Step 5: Solve for x
    x = 2,520,192,939.42/72,947.03
  6. Step 6: Final answer
    x = 34,548.26

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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.