Home / 52,256.32-72,114.24-28,383.20

Finding the Fourth Proportional to 52,256.32, 72,114.24 and 28,383.20

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Solution

The fourth proportional to 52,256.32, 72,114.24 and 28,383.20 is: 39,169.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,256.32 : 72,114.24 = 28,383.20 : x
  2. Step 2: Convert to fraction form
    52,256.32/72,114.24 = 28,383.20/x
  3. Step 3: Cross multiply
    52,256.32x = 72,114.24 × 28,383.20
  4. Step 4: Simplify right side
    52,256.32x = 2,046,832,896.77
  5. Step 5: Solve for x
    x = 2,046,832,896.77/52,256.32
  6. Step 6: Final answer
    x = 39,169.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.