Home / 51,416.40-77,124.60-16,359.60

Finding the Fourth Proportional to 51,416.40, 77,124.60 and 16,359.60

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Solution

The fourth proportional to 51,416.40, 77,124.60 and 16,359.60 is: 24,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,416.40 : 77,124.60 = 16,359.60 : x
  2. Step 2: Convert to fraction form
    51,416.40/77,124.60 = 16,359.60/x
  3. Step 3: Cross multiply
    51,416.40x = 77,124.60 × 16,359.60
  4. Step 4: Simplify right side
    51,416.40x = 1,261,727,606.16
  5. Step 5: Solve for x
    x = 1,261,727,606.16/51,416.40
  6. Step 6: Final answer
    x = 24,539.40

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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.