Home / 35,524.36-53,151.20-31,587.76

Finding the Fourth Proportional to 35,524.36, 53,151.20 and 31,587.76

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Solution

The fourth proportional to 35,524.36, 53,151.20 and 31,587.76 is: 47,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,524.36 : 53,151.20 = 31,587.76 : x
  2. Step 2: Convert to fraction form
    35,524.36/53,151.20 = 31,587.76/x
  3. Step 3: Cross multiply
    35,524.36x = 53,151.20 × 31,587.76
  4. Step 4: Simplify right side
    35,524.36x = 1,678,927,254.97
  5. Step 5: Solve for x
    x = 1,678,927,254.97/35,524.36
  6. Step 6: Final answer
    x = 47,261.30

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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.