Home / 51,841.18-77,761.37-14,401.77

Finding the Fourth Proportional to 51,841.18, 77,761.37 and 14,401.77

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Solution

The fourth proportional to 51,841.18, 77,761.37 and 14,401.77 is: 21,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,841.18 : 77,761.37 = 14,401.77 : x
  2. Step 2: Convert to fraction form
    51,841.18/77,761.37 = 14,401.77/x
  3. Step 3: Cross multiply
    51,841.18x = 77,761.37 × 14,401.77
  4. Step 4: Simplify right side
    51,841.18x = 1,119,900,904.81
  5. Step 5: Solve for x
    x = 1,119,900,904.81/51,841.18
  6. Step 6: Final answer
    x = 21,602.53

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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.