Home / 115,736.80-173,605.20-56,610.40

Finding the Fourth Proportional to 115,736.80, 173,605.20 and 56,610.40

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Solution

The fourth proportional to 115,736.80, 173,605.20 and 56,610.40 is: 84,915.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,736.80 : 173,605.20 = 56,610.40 : x
  2. Step 2: Convert to fraction form
    115,736.80/173,605.20 = 56,610.40/x
  3. Step 3: Cross multiply
    115,736.80x = 173,605.20 × 56,610.40
  4. Step 4: Simplify right side
    115,736.80x = 9,827,859,814.08
  5. Step 5: Solve for x
    x = 9,827,859,814.08/115,736.80
  6. Step 6: Final answer
    x = 84,915.60

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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.