Home / 89,043.84-133,572.69-25,864.98

Finding the Fourth Proportional to 89,043.84, 133,572.69 and 25,864.98

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Solution

The fourth proportional to 89,043.84, 133,572.69 and 25,864.98 is: 38,799.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,043.84 : 133,572.69 = 25,864.98 : x
  2. Step 2: Convert to fraction form
    89,043.84/133,572.69 = 25,864.98/x
  3. Step 3: Cross multiply
    89,043.84x = 133,572.69 × 25,864.98
  4. Step 4: Simplify right side
    89,043.84x = 3,454,854,955.40
  5. Step 5: Solve for x
    x = 3,454,854,955.40/89,043.84
  6. Step 6: Final answer
    x = 38,799.48

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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.