Home / 52,549.16-72,512.90-31,324.20

Finding the Fourth Proportional to 52,549.16, 72,512.90 and 31,324.20

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Solution

The fourth proportional to 52,549.16, 72,512.90 and 31,324.20 is: 43,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549.16 : 72,512.90 = 31,324.20 : x
  2. Step 2: Convert to fraction form
    52,549.16/72,512.90 = 31,324.20/x
  3. Step 3: Cross multiply
    52,549.16x = 72,512.90 × 31,324.20
  4. Step 4: Simplify right side
    52,549.16x = 2,271,408,582.18
  5. Step 5: Solve for x
    x = 2,271,408,582.18/52,549.16
  6. Step 6: Final answer
    x = 43,224.45

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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.