Home / 412,541.02-618,812.10-113,024.20

Finding the Fourth Proportional to 412,541.02, 618,812.10 and 113,024.20

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Solution

The fourth proportional to 412,541.02, 618,812.10 and 113,024.20 is: 169,536.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,541.02 : 618,812.10 = 113,024.20 : x
  2. Step 2: Convert to fraction form
    412,541.02/618,812.10 = 113,024.20/x
  3. Step 3: Cross multiply
    412,541.02x = 618,812.10 × 113,024.20
  4. Step 4: Simplify right side
    412,541.02x = 69,940,742,552.82
  5. Step 5: Solve for x
    x = 69,940,742,552.82/412,541.02
  6. Step 6: Final answer
    x = 169,536.46

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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.