Home / 124,074.90-171,222.08-67,486.26

Finding the Fourth Proportional to 124,074.90, 171,222.08 and 67,486.26

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Solution

The fourth proportional to 124,074.90, 171,222.08 and 67,486.26 is: 93,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,074.90 : 171,222.08 = 67,486.26 : x
  2. Step 2: Convert to fraction form
    124,074.90/171,222.08 = 67,486.26/x
  3. Step 3: Cross multiply
    124,074.90x = 171,222.08 × 67,486.26
  4. Step 4: Simplify right side
    124,074.90x = 11,555,137,808.62
  5. Step 5: Solve for x
    x = 11,555,137,808.62/124,074.90
  6. Step 6: Final answer
    x = 93,130.34

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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.