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Finding the Fourth Proportional to 37,065.60, 55,598.40 and 32,918.40

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Solution

The fourth proportional to 37,065.60, 55,598.40 and 32,918.40 is: 49,377.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,065.60 : 55,598.40 = 32,918.40 : x
  2. Step 2: Convert to fraction form
    37,065.60/55,598.40 = 32,918.40/x
  3. Step 3: Cross multiply
    37,065.60x = 55,598.40 × 32,918.40
  4. Step 4: Simplify right side
    37,065.60x = 1,830,210,370.56
  5. Step 5: Solve for x
    x = 1,830,210,370.56/37,065.60
  6. Step 6: Final answer
    x = 49,377.60

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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.