Home / 345,371.04-517,099.95-176,527.80

Finding the Fourth Proportional to 345,371.04, 517,099.95 and 176,527.80

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Solution

The fourth proportional to 345,371.04, 517,099.95 and 176,527.80 is: 264,302.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,371.04 : 517,099.95 = 176,527.80 : x
  2. Step 2: Convert to fraction form
    345,371.04/517,099.95 = 176,527.80/x
  3. Step 3: Cross multiply
    345,371.04x = 517,099.95 × 176,527.80
  4. Step 4: Simplify right side
    345,371.04x = 91,282,516,553.61
  5. Step 5: Solve for x
    x = 91,282,516,553.61/345,371.04
  6. Step 6: Final answer
    x = 264,302.75

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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.