Home / 59,988.57-89,986.13-15,615.45

Finding the Fourth Proportional to 59,988.57, 89,986.13 and 15,615.45

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Solution

The fourth proportional to 59,988.57, 89,986.13 and 15,615.45 is: 23,424.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,988.57 : 89,986.13 = 15,615.45 : x
  2. Step 2: Convert to fraction form
    59,988.57/89,986.13 = 15,615.45/x
  3. Step 3: Cross multiply
    59,988.57x = 89,986.13 × 15,615.45
  4. Step 4: Simplify right side
    59,988.57x = 1,405,173,835.63
  5. Step 5: Solve for x
    x = 1,405,173,835.63/59,988.57
  6. Step 6: Final answer
    x = 23,424.03

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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.