Home / 124,017.26-171,145.02-67,429.84

Finding the Fourth Proportional to 124,017.26, 171,145.02 and 67,429.84

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Solution

The fourth proportional to 124,017.26, 171,145.02 and 67,429.84 is: 93,053.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,017.26 : 171,145.02 = 67,429.84 : x
  2. Step 2: Convert to fraction form
    124,017.26/171,145.02 = 67,429.84/x
  3. Step 3: Cross multiply
    124,017.26x = 171,145.02 × 67,429.84
  4. Step 4: Simplify right side
    124,017.26x = 11,540,281,315.40
  5. Step 5: Solve for x
    x = 11,540,281,315.40/124,017.26
  6. Step 6: Final answer
    x = 93,053.83

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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.