Home / 89,013.51-133,593.21-36,423.45

Finding the Fourth Proportional to 89,013.51, 133,593.21 and 36,423.45

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Solution

The fourth proportional to 89,013.51, 133,593.21 and 36,423.45 is: 54,665.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,013.51 : 133,593.21 = 36,423.45 : x
  2. Step 2: Convert to fraction form
    89,013.51/133,593.21 = 36,423.45/x
  3. Step 3: Cross multiply
    89,013.51x = 133,593.21 × 36,423.45
  4. Step 4: Simplify right side
    89,013.51x = 4,865,925,604.77
  5. Step 5: Solve for x
    x = 4,865,925,604.77/89,013.51
  6. Step 6: Final answer
    x = 54,665.02

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1.5x scale

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.