Home / 53,262.12-79,817.06-39,111.14

Finding the Fourth Proportional to 53,262.12, 79,817.06 and 39,111.14

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Solution

The fourth proportional to 53,262.12, 79,817.06 and 39,111.14 is: 58,610.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,262.12 : 79,817.06 = 39,111.14 : x
  2. Step 2: Convert to fraction form
    53,262.12/79,817.06 = 39,111.14/x
  3. Step 3: Cross multiply
    53,262.12x = 79,817.06 × 39,111.14
  4. Step 4: Simplify right side
    53,262.12x = 3,121,736,056.40
  5. Step 5: Solve for x
    x = 3,121,736,056.40/53,262.12
  6. Step 6: Final answer
    x = 58,610.81

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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.