Home / 57,152.16-78,897.33-38,063.70

Finding the Fourth Proportional to 57,152.16, 78,897.33 and 38,063.70

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Solution

The fourth proportional to 57,152.16, 78,897.33 and 38,063.70 is: 52,546.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,152.16 : 78,897.33 = 38,063.70 : x
  2. Step 2: Convert to fraction form
    57,152.16/78,897.33 = 38,063.70/x
  3. Step 3: Cross multiply
    57,152.16x = 78,897.33 × 38,063.70
  4. Step 4: Simplify right side
    57,152.16x = 3,003,124,299.92
  5. Step 5: Solve for x
    x = 3,003,124,299.92/57,152.16
  6. Step 6: Final answer
    x = 52,546.12

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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.