Home / 123,440.93-170,348.33-66,852.53

Finding the Fourth Proportional to 123,440.93, 170,348.33 and 66,852.53

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Solution

The fourth proportional to 123,440.93, 170,348.33 and 66,852.53 is: 92,256.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,440.93 : 170,348.33 = 66,852.53 : x
  2. Step 2: Convert to fraction form
    123,440.93/170,348.33 = 66,852.53/x
  3. Step 3: Cross multiply
    123,440.93x = 170,348.33 × 66,852.53
  4. Step 4: Simplify right side
    123,440.93x = 11,388,216,507.51
  5. Step 5: Solve for x
    x = 11,388,216,507.51/123,440.93
  6. Step 6: Final answer
    x = 92,256.41

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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.