Home / 49,068.80-73,603.20-31,558.40

Finding the Fourth Proportional to 49,068.80, 73,603.20 and 31,558.40

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Solution

The fourth proportional to 49,068.80, 73,603.20 and 31,558.40 is: 47,337.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,068.80 : 73,603.20 = 31,558.40 : x
  2. Step 2: Convert to fraction form
    49,068.80/73,603.20 = 31,558.40/x
  3. Step 3: Cross multiply
    49,068.80x = 73,603.20 × 31,558.40
  4. Step 4: Simplify right side
    49,068.80x = 2,322,799,226.88
  5. Step 5: Solve for x
    x = 2,322,799,226.88/49,068.80
  6. Step 6: Final answer
    x = 47,337.60

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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.