Home / 40,557.09-60,835.77-12,476.94

Finding the Fourth Proportional to 40,557.09, 60,835.77 and 12,476.94

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Solution

The fourth proportional to 40,557.09, 60,835.77 and 12,476.94 is: 18,715.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,557.09 : 60,835.77 = 12,476.94 : x
  2. Step 2: Convert to fraction form
    40,557.09/60,835.77 = 12,476.94/x
  3. Step 3: Cross multiply
    40,557.09x = 60,835.77 × 12,476.94
  4. Step 4: Simplify right side
    40,557.09x = 759,044,252.14
  5. Step 5: Solve for x
    x = 759,044,252.14/40,557.09
  6. Step 6: Final answer
    x = 18,715.45

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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.