Home / 101,510.22-140,051.89-59,060.55

Finding the Fourth Proportional to 101,510.22, 140,051.89 and 59,060.55

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Solution

The fourth proportional to 101,510.22, 140,051.89 and 59,060.55 is: 81,484.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,510.22 : 140,051.89 = 59,060.55 : x
  2. Step 2: Convert to fraction form
    101,510.22/140,051.89 = 59,060.55/x
  3. Step 3: Cross multiply
    101,510.22x = 140,051.89 × 59,060.55
  4. Step 4: Simplify right side
    101,510.22x = 8,271,541,099.33
  5. Step 5: Solve for x
    x = 8,271,541,099.33/101,510.22
  6. Step 6: Final answer
    x = 81,484.82

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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.