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Finding the Fourth Proportional to 67,398.80, 93,009.70 and 37,184.37

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Solution

The fourth proportional to 67,398.80, 93,009.70 and 37,184.37 is: 51,314.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,398.80 : 93,009.70 = 37,184.37 : x
  2. Step 2: Convert to fraction form
    67,398.80/93,009.70 = 37,184.37/x
  3. Step 3: Cross multiply
    67,398.80x = 93,009.70 × 37,184.37
  4. Step 4: Simplify right side
    67,398.80x = 3,458,506,633.34
  5. Step 5: Solve for x
    x = 3,458,506,633.34/67,398.80
  6. Step 6: Final answer
    x = 51,314.07

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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.