Home / 365,384.07-548,011.40-99,165.29

Finding the Fourth Proportional to 365,384.07, 548,011.40 and 99,165.29

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Solution

The fourth proportional to 365,384.07, 548,011.40 and 99,165.29 is: 148,730.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,384.07 : 548,011.40 = 99,165.29 : x
  2. Step 2: Convert to fraction form
    365,384.07/548,011.40 = 99,165.29/x
  3. Step 3: Cross multiply
    365,384.07x = 548,011.40 × 99,165.29
  4. Step 4: Simplify right side
    365,384.07x = 54,343,706,168.42
  5. Step 5: Solve for x
    x = 54,343,706,168.42/365,384.07
  6. Step 6: Final answer
    x = 148,730.37

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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.