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Finding the Fourth Proportional to 61,519.78, 92,279.71 and 35,206.07

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Solution

The fourth proportional to 61,519.78, 92,279.71 and 35,206.07 is: 52,809.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,519.78 : 92,279.71 = 35,206.07 : x
  2. Step 2: Convert to fraction form
    61,519.78/92,279.71 = 35,206.07/x
  3. Step 3: Cross multiply
    61,519.78x = 92,279.71 × 35,206.07
  4. Step 4: Simplify right side
    61,519.78x = 3,248,805,292.41
  5. Step 5: Solve for x
    x = 3,248,805,292.41/61,519.78
  6. Step 6: Final answer
    x = 52,809.12

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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.