Home / 189,014.56-283,547.76-55,905.28

Finding the Fourth Proportional to 189,014.56, 283,547.76 and 55,905.28

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Solution

The fourth proportional to 189,014.56, 283,547.76 and 55,905.28 is: 83,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,014.56 : 283,547.76 = 55,905.28 : x
  2. Step 2: Convert to fraction form
    189,014.56/283,547.76 = 55,905.28/x
  3. Step 3: Cross multiply
    189,014.56x = 283,547.76 × 55,905.28
  4. Step 4: Simplify right side
    189,014.56x = 15,851,816,916.17
  5. Step 5: Solve for x
    x = 15,851,816,916.17/189,014.56
  6. Step 6: Final answer
    x = 83,865.59

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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.