Home / 56,423.26-84,635.19-16,980.10

Finding the Fourth Proportional to 56,423.26, 84,635.19 and 16,980.10

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Solution

The fourth proportional to 56,423.26, 84,635.19 and 16,980.10 is: 25,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,423.26 : 84,635.19 = 16,980.10 : x
  2. Step 2: Convert to fraction form
    56,423.26/84,635.19 = 16,980.10/x
  3. Step 3: Cross multiply
    56,423.26x = 84,635.19 × 16,980.10
  4. Step 4: Simplify right side
    56,423.26x = 1,437,113,904.82
  5. Step 5: Solve for x
    x = 1,437,113,904.82/56,423.26
  6. Step 6: Final answer
    x = 25,470.24

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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.