Home / 123,541.42-185,325.75-39,281.87

Finding the Fourth Proportional to 123,541.42, 185,325.75 and 39,281.87

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Solution

The fourth proportional to 123,541.42, 185,325.75 and 39,281.87 is: 58,927.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,541.42 : 185,325.75 = 39,281.87 : x
  2. Step 2: Convert to fraction form
    123,541.42/185,325.75 = 39,281.87/x
  3. Step 3: Cross multiply
    123,541.42x = 185,325.75 × 39,281.87
  4. Step 4: Simplify right side
    123,541.42x = 7,279,941,822.74
  5. Step 5: Solve for x
    x = 7,279,941,822.74/123,541.42
  6. Step 6: Final answer
    x = 58,927.14

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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.