Home / 116,449.41-160,674.53-74,070.21

Finding the Fourth Proportional to 116,449.41, 160,674.53 and 74,070.21

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Solution

The fourth proportional to 116,449.41, 160,674.53 and 74,070.21 is: 102,200.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,449.41 : 160,674.53 = 74,070.21 : x
  2. Step 2: Convert to fraction form
    116,449.41/160,674.53 = 74,070.21/x
  3. Step 3: Cross multiply
    116,449.41x = 160,674.53 × 74,070.21
  4. Step 4: Simplify right side
    116,449.41x = 11,901,195,808.40
  5. Step 5: Solve for x
    x = 11,901,195,808.40/116,449.41
  6. Step 6: Final answer
    x = 102,200.57

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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.