Home / 104,931.02-157,442.90-54,999.17

Finding the Fourth Proportional to 104,931.02, 157,442.90 and 54,999.17

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Solution

The fourth proportional to 104,931.02, 157,442.90 and 54,999.17 is: 82,523.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,931.02 : 157,442.90 = 54,999.17 : x
  2. Step 2: Convert to fraction form
    104,931.02/157,442.90 = 54,999.17/x
  3. Step 3: Cross multiply
    104,931.02x = 157,442.90 × 54,999.17
  4. Step 4: Simplify right side
    104,931.02x = 8,659,228,941.00
  5. Step 5: Solve for x
    x = 8,659,228,941.00/104,931.02
  6. Step 6: Final answer
    x = 82,523.06

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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.