Home / 116,070.64-160,165.42-68,321.14

Finding the Fourth Proportional to 116,070.64, 160,165.42 and 68,321.14

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Solution

The fourth proportional to 116,070.64, 160,165.42 and 68,321.14 is: 94,276.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,070.64 : 160,165.42 = 68,321.14 : x
  2. Step 2: Convert to fraction form
    116,070.64/160,165.42 = 68,321.14/x
  3. Step 3: Cross multiply
    116,070.64x = 160,165.42 × 68,321.14
  4. Step 4: Simplify right side
    116,070.64x = 10,942,683,511.76
  5. Step 5: Solve for x
    x = 10,942,683,511.76/116,070.64
  6. Step 6: Final answer
    x = 94,276.07

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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.