Home / 58,858.04-88,274.61-19,405.78

Finding the Fourth Proportional to 58,858.04, 88,274.61 and 19,405.78

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Solution

The fourth proportional to 58,858.04, 88,274.61 and 19,405.78 is: 29,104.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,858.04 : 88,274.61 = 19,405.78 : x
  2. Step 2: Convert to fraction form
    58,858.04/88,274.61 = 19,405.78/x
  3. Step 3: Cross multiply
    58,858.04x = 88,274.61 × 19,405.78
  4. Step 4: Simplify right side
    58,858.04x = 1,713,037,440.56
  5. Step 5: Solve for x
    x = 1,713,037,440.56/58,858.04
  6. Step 6: Final answer
    x = 29,104.56

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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.