Home / 61,515.17-84,890.54-34,666.30

Finding the Fourth Proportional to 61,515.17, 84,890.54 and 34,666.30

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Solution

The fourth proportional to 61,515.17, 84,890.54 and 34,666.30 is: 47,839.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,515.17 : 84,890.54 = 34,666.30 : x
  2. Step 2: Convert to fraction form
    61,515.17/84,890.54 = 34,666.30/x
  3. Step 3: Cross multiply
    61,515.17x = 84,890.54 × 34,666.30
  4. Step 4: Simplify right side
    61,515.17x = 2,942,840,926.80
  5. Step 5: Solve for x
    x = 2,942,840,926.80/61,515.17
  6. Step 6: Final answer
    x = 47,839.27

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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.