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Finding the Fourth Proportional to 101,370.83, 152,009.43 and 37,312.88

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Solution

The fourth proportional to 101,370.83, 152,009.43 and 37,312.88 is: 55,952.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,370.83 : 152,009.43 = 37,312.88 : x
  2. Step 2: Convert to fraction form
    101,370.83/152,009.43 = 37,312.88/x
  3. Step 3: Cross multiply
    101,370.83x = 152,009.43 × 37,312.88
  4. Step 4: Simplify right side
    101,370.83x = 5,671,908,860.41
  5. Step 5: Solve for x
    x = 5,671,908,860.41/101,370.83
  6. Step 6: Final answer
    x = 55,952.08

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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.