Home / 373,172.34-514,966.77-212,042.10

Finding the Fourth Proportional to 373,172.34, 514,966.77 and 212,042.10

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Solution

The fourth proportional to 373,172.34, 514,966.77 and 212,042.10 is: 292,611.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,172.34 : 514,966.77 = 212,042.10 : x
  2. Step 2: Convert to fraction form
    373,172.34/514,966.77 = 212,042.10/x
  3. Step 3: Cross multiply
    373,172.34x = 514,966.77 × 212,042.10
  4. Step 4: Simplify right side
    373,172.34x = 109,194,635,341.02
  5. Step 5: Solve for x
    x = 109,194,635,341.02/373,172.34
  6. Step 6: Final answer
    x = 292,611.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.