Home / 110,871.18-152,984.64-63,125.46

Finding the Fourth Proportional to 110,871.18, 152,984.64 and 63,125.46

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Solution

The fourth proportional to 110,871.18, 152,984.64 and 63,125.46 is: 87,103.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,871.18 : 152,984.64 = 63,125.46 : x
  2. Step 2: Convert to fraction form
    110,871.18/152,984.64 = 63,125.46/x
  3. Step 3: Cross multiply
    110,871.18x = 152,984.64 × 63,125.46
  4. Step 4: Simplify right side
    110,871.18x = 9,657,225,772.93
  5. Step 5: Solve for x
    x = 9,657,225,772.93/110,871.18
  6. Step 6: Final answer
    x = 87,103.12

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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.