Home / 123,852.20-170,915.08-67,263.58

Finding the Fourth Proportional to 123,852.20, 170,915.08 and 67,263.58

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Solution

The fourth proportional to 123,852.20, 170,915.08 and 67,263.58 is: 92,823.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,852.20 : 170,915.08 = 67,263.58 : x
  2. Step 2: Convert to fraction form
    123,852.20/170,915.08 = 67,263.58/x
  3. Step 3: Cross multiply
    123,852.20x = 170,915.08 × 67,263.58
  4. Step 4: Simplify right side
    123,852.20x = 11,496,359,323.57
  5. Step 5: Solve for x
    x = 11,496,359,323.57/123,852.20
  6. Step 6: Final answer
    x = 92,823.21

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1.5x scale

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.