Home / 55,007.40-82,490.17-23,432.39

Finding the Fourth Proportional to 55,007.40, 82,490.17 and 23,432.39

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Solution

The fourth proportional to 55,007.40, 82,490.17 and 23,432.39 is: 35,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,007.40 : 82,490.17 = 23,432.39 : x
  2. Step 2: Convert to fraction form
    55,007.40/82,490.17 = 23,432.39/x
  3. Step 3: Cross multiply
    55,007.40x = 82,490.17 × 23,432.39
  4. Step 4: Simplify right side
    55,007.40x = 1,932,941,834.61
  5. Step 5: Solve for x
    x = 1,932,941,834.61/55,007.40
  6. Step 6: Final answer
    x = 35,139.67

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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.