Home / 43,254.06-64,875.48-13,674.88

Finding the Fourth Proportional to 43,254.06, 64,875.48 and 13,674.88

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Solution

The fourth proportional to 43,254.06, 64,875.48 and 13,674.88 is: 20,510.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,254.06 : 64,875.48 = 13,674.88 : x
  2. Step 2: Convert to fraction form
    43,254.06/64,875.48 = 13,674.88/x
  3. Step 3: Cross multiply
    43,254.06x = 64,875.48 × 13,674.88
  4. Step 4: Simplify right side
    43,254.06x = 887,164,403.94
  5. Step 5: Solve for x
    x = 887,164,403.94/43,254.06
  6. Step 6: Final answer
    x = 20,510.55

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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.