Home / 59,875.20-89,786.88-18,312.48

Finding the Fourth Proportional to 59,875.20, 89,786.88 and 18,312.48

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Solution

The fourth proportional to 59,875.20, 89,786.88 and 18,312.48 is: 27,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,875.20 : 89,786.88 = 18,312.48 : x
  2. Step 2: Convert to fraction form
    59,875.20/89,786.88 = 18,312.48/x
  3. Step 3: Cross multiply
    59,875.20x = 89,786.88 × 18,312.48
  4. Step 4: Simplify right side
    59,875.20x = 1,644,220,444.26
  5. Step 5: Solve for x
    x = 1,644,220,444.26/59,875.20
  6. Step 6: Final answer
    x = 27,460.79

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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.