Home / 514,035.84-771,127.46-159,077.10

Finding the Fourth Proportional to 514,035.84, 771,127.46 and 159,077.10

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Solution

The fourth proportional to 514,035.84, 771,127.46 and 159,077.10 is: 238,638.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,035.84 : 771,127.46 = 159,077.10 : x
  2. Step 2: Convert to fraction form
    514,035.84/771,127.46 = 159,077.10/x
  3. Step 3: Cross multiply
    514,035.84x = 771,127.46 × 159,077.10
  4. Step 4: Simplify right side
    514,035.84x = 122,668,720,067.17
  5. Step 5: Solve for x
    x = 122,668,720,067.17/514,035.84
  6. Step 6: Final answer
    x = 238,638.46

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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.