Home / 178,439.46-267,574.48-103,582.78

Finding the Fourth Proportional to 178,439.46, 267,574.48 and 103,582.78

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Solution

The fourth proportional to 178,439.46, 267,574.48 and 103,582.78 is: 155,325.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,439.46 : 267,574.48 = 103,582.78 : x
  2. Step 2: Convert to fraction form
    178,439.46/267,574.48 = 103,582.78/x
  3. Step 3: Cross multiply
    178,439.46x = 267,574.48 × 103,582.78
  4. Step 4: Simplify right side
    178,439.46x = 27,716,108,495.45
  5. Step 5: Solve for x
    x = 27,716,108,495.45/178,439.46
  6. Step 6: Final answer
    x = 155,325.00

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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.