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Finding the Fourth Proportional to 60,853.40, 83,977.68 and 33,995.91

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Solution

The fourth proportional to 60,853.40, 83,977.68 and 33,995.91 is: 46,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,853.40 : 83,977.68 = 33,995.91 : x
  2. Step 2: Convert to fraction form
    60,853.40/83,977.68 = 33,995.91/x
  3. Step 3: Cross multiply
    60,853.40x = 83,977.68 × 33,995.91
  4. Step 4: Simplify right side
    60,853.40x = 2,854,897,651.29
  5. Step 5: Solve for x
    x = 2,854,897,651.29/60,853.40
  6. Step 6: Final answer
    x = 46,914.35

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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.