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Finding the Fourth Proportional to 67,437.71, 93,062.16 and 37,220.81

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Solution

The fourth proportional to 67,437.71, 93,062.16 and 37,220.81 is: 51,363.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,437.71 : 93,062.16 = 37,220.81 : x
  2. Step 2: Convert to fraction form
    67,437.71/93,062.16 = 37,220.81/x
  3. Step 3: Cross multiply
    67,437.71x = 93,062.16 × 37,220.81
  4. Step 4: Simplify right side
    67,437.71x = 3,463,848,510.24
  5. Step 5: Solve for x
    x = 3,463,848,510.24/67,437.71
  6. Step 6: Final answer
    x = 51,363.68

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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.