Home / 37,880.22-52,276.32-21,113.22

Finding the Fourth Proportional to 37,880.22, 52,276.32 and 21,113.22

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Solution

The fourth proportional to 37,880.22, 52,276.32 and 21,113.22 is: 29,137.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,880.22 : 52,276.32 = 21,113.22 : x
  2. Step 2: Convert to fraction form
    37,880.22/52,276.32 = 21,113.22/x
  3. Step 3: Cross multiply
    37,880.22x = 52,276.32 × 21,113.22
  4. Step 4: Simplify right side
    37,880.22x = 1,103,721,444.95
  5. Step 5: Solve for x
    x = 1,103,721,444.95/37,880.22
  6. Step 6: Final answer
    x = 29,137.14

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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.