Home / 152,170.29-228,294.36-89,043.57

Finding the Fourth Proportional to 152,170.29, 228,294.36 and 89,043.57

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Solution

The fourth proportional to 152,170.29, 228,294.36 and 89,043.57 is: 133,588.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,170.29 : 228,294.36 = 89,043.57 : x
  2. Step 2: Convert to fraction form
    152,170.29/228,294.36 = 89,043.57/x
  3. Step 3: Cross multiply
    152,170.29x = 228,294.36 × 89,043.57
  4. Step 4: Simplify right side
    152,170.29x = 20,328,144,825.27
  5. Step 5: Solve for x
    x = 20,328,144,825.27/152,170.29
  6. Step 6: Final answer
    x = 133,588.13

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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.