Home / 30,482.02-45,670.70-27,400.50

Finding the Fourth Proportional to 30,482.02, 45,670.70 and 27,400.50

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Solution

The fourth proportional to 30,482.02, 45,670.70 and 27,400.50 is: 41,053.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,482.02 : 45,670.70 = 27,400.50 : x
  2. Step 2: Convert to fraction form
    30,482.02/45,670.70 = 27,400.50/x
  3. Step 3: Cross multiply
    30,482.02x = 45,670.70 × 27,400.50
  4. Step 4: Simplify right side
    30,482.02x = 1,251,400,015.35
  5. Step 5: Solve for x
    x = 1,251,400,015.35/30,482.02
  6. Step 6: Final answer
    x = 41,053.71

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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.