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Finding the Fourth Proportional to 67,341.49, 92,931.89 and 37,127.89

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Solution

The fourth proportional to 67,341.49, 92,931.89 and 37,127.89 is: 51,236.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,341.49 : 92,931.89 = 37,127.89 : x
  2. Step 2: Convert to fraction form
    67,341.49/92,931.89 = 37,127.89/x
  3. Step 3: Cross multiply
    67,341.49x = 92,931.89 × 37,127.89
  4. Step 4: Simplify right side
    67,341.49x = 3,450,364,989.41
  5. Step 5: Solve for x
    x = 3,450,364,989.41/67,341.49
  6. Step 6: Final answer
    x = 51,236.84

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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.