Home / 116,014.10-160,176.54-89,108.46

Finding the Fourth Proportional to 116,014.10, 160,176.54 and 89,108.46

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Solution

The fourth proportional to 116,014.10, 160,176.54 and 89,108.46 is: 123,028.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,014.10 : 160,176.54 = 89,108.46 : x
  2. Step 2: Convert to fraction form
    116,014.10/160,176.54 = 89,108.46/x
  3. Step 3: Cross multiply
    116,014.10x = 160,176.54 × 89,108.46
  4. Step 4: Simplify right side
    116,014.10x = 14,273,084,807.53
  5. Step 5: Solve for x
    x = 14,273,084,807.53/116,014.10
  6. Step 6: Final answer
    x = 123,028.88

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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.