Home / 104,345.37-143,995.59-56,598.03

Finding the Fourth Proportional to 104,345.37, 143,995.59 and 56,598.03

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Solution

The fourth proportional to 104,345.37, 143,995.59 and 56,598.03 is: 78,104.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,345.37 : 143,995.59 = 56,598.03 : x
  2. Step 2: Convert to fraction form
    104,345.37/143,995.59 = 56,598.03/x
  3. Step 3: Cross multiply
    104,345.37x = 143,995.59 × 56,598.03
  4. Step 4: Simplify right side
    104,345.37x = 8,149,866,722.69
  5. Step 5: Solve for x
    x = 8,149,866,722.69/104,345.37
  6. Step 6: Final answer
    x = 78,104.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.