Home / 134,771.10-202,156.65-89,864.70

Finding the Fourth Proportional to 134,771.10, 202,156.65 and 89,864.70

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Solution

The fourth proportional to 134,771.10, 202,156.65 and 89,864.70 is: 134,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,771.10 : 202,156.65 = 89,864.70 : x
  2. Step 2: Convert to fraction form
    134,771.10/202,156.65 = 89,864.70/x
  3. Step 3: Cross multiply
    134,771.10x = 202,156.65 × 89,864.70
  4. Step 4: Simplify right side
    134,771.10x = 18,166,746,705.26
  5. Step 5: Solve for x
    x = 18,166,746,705.26/134,771.10
  6. Step 6: Final answer
    x = 134,797.05

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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.