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Finding the Fourth Proportional to 37,314.94, 51,496.96 and 20,547.94

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Solution

The fourth proportional to 37,314.94, 51,496.96 and 20,547.94 is: 28,357.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,314.94 : 51,496.96 = 20,547.94 : x
  2. Step 2: Convert to fraction form
    37,314.94/51,496.96 = 20,547.94/x
  3. Step 3: Cross multiply
    37,314.94x = 51,496.96 × 20,547.94
  4. Step 4: Simplify right side
    37,314.94x = 1,058,156,444.26
  5. Step 5: Solve for x
    x = 1,058,156,444.26/37,314.94
  6. Step 6: Final answer
    x = 28,357.45

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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.