Home / 55,260.12-76,236.14-38,502.84

Finding the Fourth Proportional to 55,260.12, 76,236.14 and 38,502.84

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Solution

The fourth proportional to 55,260.12, 76,236.14 and 38,502.84 is: 53,118.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,260.12 : 76,236.14 = 38,502.84 : x
  2. Step 2: Convert to fraction form
    55,260.12/76,236.14 = 38,502.84/x
  3. Step 3: Cross multiply
    55,260.12x = 76,236.14 × 38,502.84
  4. Step 4: Simplify right side
    55,260.12x = 2,935,307,900.64
  5. Step 5: Solve for x
    x = 2,935,307,900.64/55,260.12
  6. Step 6: Final answer
    x = 53,118.02

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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.