Home / 51,506.32-77,260.20-14,570.32

Finding the Fourth Proportional to 51,506.32, 77,260.20 and 14,570.32

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Solution

The fourth proportional to 51,506.32, 77,260.20 and 14,570.32 is: 21,855.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,506.32 : 77,260.20 = 14,570.32 : x
  2. Step 2: Convert to fraction form
    51,506.32/77,260.20 = 14,570.32/x
  3. Step 3: Cross multiply
    51,506.32x = 77,260.20 × 14,570.32
  4. Step 4: Simplify right side
    51,506.32x = 1,125,705,837.26
  5. Step 5: Solve for x
    x = 1,125,705,837.26/51,506.32
  6. Step 6: Final answer
    x = 21,855.68

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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.