Home / 123,670.02-185,378.93-48,748.56

Finding the Fourth Proportional to 123,670.02, 185,378.93 and 48,748.56

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Solution

The fourth proportional to 123,670.02, 185,378.93 and 48,748.56 is: 73,073.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,670.02 : 185,378.93 = 48,748.56 : x
  2. Step 2: Convert to fraction form
    123,670.02/185,378.93 = 48,748.56/x
  3. Step 3: Cross multiply
    123,670.02x = 185,378.93 × 48,748.56
  4. Step 4: Simplify right side
    123,670.02x = 9,036,955,891.84
  5. Step 5: Solve for x
    x = 9,036,955,891.84/123,670.02
  6. Step 6: Final answer
    x = 73,073.13

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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.