Home / 111,916.02-154,439.04-60,927.44

Finding the Fourth Proportional to 111,916.02, 154,439.04 and 60,927.44

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Solution

The fourth proportional to 111,916.02, 154,439.04 and 60,927.44 is: 84,077.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,916.02 : 154,439.04 = 60,927.44 : x
  2. Step 2: Convert to fraction form
    111,916.02/154,439.04 = 60,927.44/x
  3. Step 3: Cross multiply
    111,916.02x = 154,439.04 × 60,927.44
  4. Step 4: Simplify right side
    111,916.02x = 9,409,575,343.26
  5. Step 5: Solve for x
    x = 9,409,575,343.26/111,916.02
  6. Step 6: Final answer
    x = 84,077.11

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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.