Home / 272,990.13-409,543.52-95,502.93

Finding the Fourth Proportional to 272,990.13, 409,543.52 and 95,502.93

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Solution

The fourth proportional to 272,990.13, 409,543.52 and 95,502.93 is: 143,274.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,990.13 : 409,543.52 = 95,502.93 : x
  2. Step 2: Convert to fraction form
    272,990.13/409,543.52 = 95,502.93/x
  3. Step 3: Cross multiply
    272,990.13x = 409,543.52 × 95,502.93
  4. Step 4: Simplify right side
    272,990.13x = 39,112,606,122.51
  5. Step 5: Solve for x
    x = 39,112,606,122.51/272,990.13
  6. Step 6: Final answer
    x = 143,274.80

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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.