Home / 51,232.38-70,700.98-28,572.80

Finding the Fourth Proportional to 51,232.38, 70,700.98 and 28,572.80

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Solution

The fourth proportional to 51,232.38, 70,700.98 and 28,572.80 is: 39,430.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,232.38 : 70,700.98 = 28,572.80 : x
  2. Step 2: Convert to fraction form
    51,232.38/70,700.98 = 28,572.80/x
  3. Step 3: Cross multiply
    51,232.38x = 70,700.98 × 28,572.80
  4. Step 4: Simplify right side
    51,232.38x = 2,020,124,961.34
  5. Step 5: Solve for x
    x = 2,020,124,961.34/51,232.38
  6. Step 6: Final answer
    x = 39,430.63

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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.