Home / 114,875.97-158,505.39-67,120.08

Finding the Fourth Proportional to 114,875.97, 158,505.39 and 67,120.08

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Solution

The fourth proportional to 114,875.97, 158,505.39 and 67,120.08 is: 92,612.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,875.97 : 158,505.39 = 67,120.08 : x
  2. Step 2: Convert to fraction form
    114,875.97/158,505.39 = 67,120.08/x
  3. Step 3: Cross multiply
    114,875.97x = 158,505.39 × 67,120.08
  4. Step 4: Simplify right side
    114,875.97x = 10,638,894,457.23
  5. Step 5: Solve for x
    x = 10,638,894,457.23/114,875.97
  6. Step 6: Final answer
    x = 92,612.01

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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.