Home / 51,490.80-77,235.06-14,050.20

Finding the Fourth Proportional to 51,490.80, 77,235.06 and 14,050.20

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Solution

The fourth proportional to 51,490.80, 77,235.06 and 14,050.20 is: 21,074.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,490.80 : 77,235.06 = 14,050.20 : x
  2. Step 2: Convert to fraction form
    51,490.80/77,235.06 = 14,050.20/x
  3. Step 3: Cross multiply
    51,490.80x = 77,235.06 × 14,050.20
  4. Step 4: Simplify right side
    51,490.80x = 1,085,168,040.01
  5. Step 5: Solve for x
    x = 1,085,168,040.01/51,490.80
  6. Step 6: Final answer
    x = 21,074.99

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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.