Home / 56,500.08-77,969.79-32,628.84

Finding the Fourth Proportional to 56,500.08, 77,969.79 and 32,628.84

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Solution

The fourth proportional to 56,500.08, 77,969.79 and 32,628.84 is: 45,027.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,500.08 : 77,969.79 = 32,628.84 : x
  2. Step 2: Convert to fraction form
    56,500.08/77,969.79 = 32,628.84/x
  3. Step 3: Cross multiply
    56,500.08x = 77,969.79 × 32,628.84
  4. Step 4: Simplify right side
    56,500.08x = 2,544,063,802.74
  5. Step 5: Solve for x
    x = 2,544,063,802.74/56,500.08
  6. Step 6: Final answer
    x = 45,027.61

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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.