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Finding the Fourth Proportional to 67,653.63, 93,360.11 and 37,440.21

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Solution

The fourth proportional to 67,653.63, 93,360.11 and 37,440.21 is: 51,666.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,653.63 : 93,360.11 = 37,440.21 : x
  2. Step 2: Convert to fraction form
    67,653.63/93,360.11 = 37,440.21/x
  3. Step 3: Cross multiply
    67,653.63x = 93,360.11 × 37,440.21
  4. Step 4: Simplify right side
    67,653.63x = 3,495,421,936.82
  5. Step 5: Solve for x
    x = 3,495,421,936.82/67,653.63
  6. Step 6: Final answer
    x = 51,666.44

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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.