Home / 51,459.58-77,178.57-14,514.94

Finding the Fourth Proportional to 51,459.58, 77,178.57 and 14,514.94

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Solution

The fourth proportional to 51,459.58, 77,178.57 and 14,514.94 is: 21,769.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,459.58 : 77,178.57 = 14,514.94 : x
  2. Step 2: Convert to fraction form
    51,459.58/77,178.57 = 14,514.94/x
  3. Step 3: Cross multiply
    51,459.58x = 77,178.57 × 14,514.94
  4. Step 4: Simplify right side
    51,459.58x = 1,120,242,312.84
  5. Step 5: Solve for x
    x = 1,120,242,312.84/51,459.58
  6. Step 6: Final answer
    x = 21,769.36

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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.