Home / 59,885.93-89,837.09-20,432.45

Finding the Fourth Proportional to 59,885.93, 89,837.09 and 20,432.45

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Solution

The fourth proportional to 59,885.93, 89,837.09 and 20,432.45 is: 30,651.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,885.93 : 89,837.09 = 20,432.45 : x
  2. Step 2: Convert to fraction form
    59,885.93/89,837.09 = 20,432.45/x
  3. Step 3: Cross multiply
    59,885.93x = 89,837.09 × 20,432.45
  4. Step 4: Simplify right side
    59,885.93x = 1,835,591,849.57
  5. Step 5: Solve for x
    x = 1,835,591,849.57/59,885.93
  6. Step 6: Final answer
    x = 30,651.47

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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.