Home / 103,264.18-154,905.51-40,082.82

Finding the Fourth Proportional to 103,264.18, 154,905.51 and 40,082.82

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Solution

The fourth proportional to 103,264.18, 154,905.51 and 40,082.82 is: 60,127.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,264.18 : 154,905.51 = 40,082.82 : x
  2. Step 2: Convert to fraction form
    103,264.18/154,905.51 = 40,082.82/x
  3. Step 3: Cross multiply
    103,264.18x = 154,905.51 × 40,082.82
  4. Step 4: Simplify right side
    103,264.18x = 6,209,049,674.34
  5. Step 5: Solve for x
    x = 6,209,049,674.34/103,264.18
  6. Step 6: Final answer
    x = 60,127.82

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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.