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Finding the Fourth Proportional to 67,590.88, 93,271.68 and 37,374.21

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Solution

The fourth proportional to 67,590.88, 93,271.68 and 37,374.21 is: 51,574.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,590.88 : 93,271.68 = 37,374.21 : x
  2. Step 2: Convert to fraction form
    67,590.88/93,271.68 = 37,374.21/x
  3. Step 3: Cross multiply
    67,590.88x = 93,271.68 × 37,374.21
  4. Step 4: Simplify right side
    67,590.88x = 3,485,955,250.26
  5. Step 5: Solve for x
    x = 3,485,955,250.26/67,590.88
  6. Step 6: Final answer
    x = 51,574.34

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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.