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Finding the Fourth Proportional to 54,398.32, 75,009.72 and 37,602.16

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Solution

The fourth proportional to 54,398.32, 75,009.72 and 37,602.16 is: 51,849.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,398.32 : 75,009.72 = 37,602.16 : x
  2. Step 2: Convert to fraction form
    54,398.32/75,009.72 = 37,602.16/x
  3. Step 3: Cross multiply
    54,398.32x = 75,009.72 × 37,602.16
  4. Step 4: Simplify right side
    54,398.32x = 2,820,527,493.00
  5. Step 5: Solve for x
    x = 2,820,527,493.00/54,398.32
  6. Step 6: Final answer
    x = 51,849.53

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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.