Home / 60,543.05-90,817.99-18,424.51

Finding the Fourth Proportional to 60,543.05, 90,817.99 and 18,424.51

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Solution

The fourth proportional to 60,543.05, 90,817.99 and 18,424.51 is: 27,637.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,543.05 : 90,817.99 = 18,424.51 : x
  2. Step 2: Convert to fraction form
    60,543.05/90,817.99 = 18,424.51/x
  3. Step 3: Cross multiply
    60,543.05x = 90,817.99 × 18,424.51
  4. Step 4: Simplify right side
    60,543.05x = 1,673,276,510.84
  5. Step 5: Solve for x
    x = 1,673,276,510.84/60,543.05
  6. Step 6: Final answer
    x = 27,637.80

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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.