Home / 272,051.04-375,421.45-149,543.83

Finding the Fourth Proportional to 272,051.04, 375,421.45 and 149,543.83

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Solution

The fourth proportional to 272,051.04, 375,421.45 and 149,543.83 is: 206,365.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,051.04 : 375,421.45 = 149,543.83 : x
  2. Step 2: Convert to fraction form
    272,051.04/375,421.45 = 149,543.83/x
  3. Step 3: Cross multiply
    272,051.04x = 375,421.45 × 149,543.83
  4. Step 4: Simplify right side
    272,051.04x = 56,141,961,497.15
  5. Step 5: Solve for x
    x = 56,141,961,497.15/272,051.04
  6. Step 6: Final answer
    x = 206,365.55

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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.