Home / 61,307.49-91,961.10-16,934.13

Finding the Fourth Proportional to 61,307.49, 91,961.10 and 16,934.13

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Solution

The fourth proportional to 61,307.49, 91,961.10 and 16,934.13 is: 25,401.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,307.49 : 91,961.10 = 16,934.13 : x
  2. Step 2: Convert to fraction form
    61,307.49/91,961.10 = 16,934.13/x
  3. Step 3: Cross multiply
    61,307.49x = 91,961.10 × 16,934.13
  4. Step 4: Simplify right side
    61,307.49x = 1,557,281,222.34
  5. Step 5: Solve for x
    x = 1,557,281,222.34/61,307.49
  6. Step 6: Final answer
    x = 25,401.16

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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.