Home / 55,011.84-75,916.50-29,861.34

Finding the Fourth Proportional to 55,011.84, 75,916.50 and 29,861.34

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Solution

The fourth proportional to 55,011.84, 75,916.50 and 29,861.34 is: 41,208.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,011.84 : 75,916.50 = 29,861.34 : x
  2. Step 2: Convert to fraction form
    55,011.84/75,916.50 = 29,861.34/x
  3. Step 3: Cross multiply
    55,011.84x = 75,916.50 × 29,861.34
  4. Step 4: Simplify right side
    55,011.84x = 2,266,968,418.11
  5. Step 5: Solve for x
    x = 2,266,968,418.11/55,011.84
  6. Step 6: Final answer
    x = 41,208.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.