Home / 46,938.41-70,407.76-11,878.05

Finding the Fourth Proportional to 46,938.41, 70,407.76 and 11,878.05

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Solution

The fourth proportional to 46,938.41, 70,407.76 and 11,878.05 is: 17,817.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,938.41 : 70,407.76 = 11,878.05 : x
  2. Step 2: Convert to fraction form
    46,938.41/70,407.76 = 11,878.05/x
  3. Step 3: Cross multiply
    46,938.41x = 70,407.76 × 11,878.05
  4. Step 4: Simplify right side
    46,938.41x = 836,307,039.99
  5. Step 5: Solve for x
    x = 836,307,039.99/46,938.41
  6. Step 6: Final answer
    x = 17,817.12

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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.