Home / 123,767.02-185,670-48,887.56

Finding the Fourth Proportional to 123,767.02, 185,670 and 48,887.56

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Solution

The fourth proportional to 123,767.02, 185,670 and 48,887.56 is: 73,339.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,767.02 : 185,670 = 48,887.56 : x
  2. Step 2: Convert to fraction form
    123,767.02/185,670 = 48,887.56/x
  3. Step 3: Cross multiply
    123,767.02x = 185,670 × 48,887.56
  4. Step 4: Simplify right side
    123,767.02x = 9,076,953,265.20
  5. Step 5: Solve for x
    x = 9,076,953,265.20/123,767.02
  6. Step 6: Final answer
    x = 73,339.03

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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.