Home / 115,954.02-173,925.42-67,949.40

Finding the Fourth Proportional to 115,954.02, 173,925.42 and 67,949.40

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Solution

The fourth proportional to 115,954.02, 173,925.42 and 67,949.40 is: 101,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,954.02 : 173,925.42 = 67,949.40 : x
  2. Step 2: Convert to fraction form
    115,954.02/173,925.42 = 67,949.40/x
  3. Step 3: Cross multiply
    115,954.02x = 173,925.42 × 67,949.40
  4. Step 4: Simplify right side
    115,954.02x = 11,818,127,933.75
  5. Step 5: Solve for x
    x = 11,818,127,933.75/115,954.02
  6. Step 6: Final answer
    x = 101,920.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.