Home / 67,884.56-93,678.98-37,669.76

Finding the Fourth Proportional to 67,884.56, 93,678.98 and 37,669.76

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Solution

The fourth proportional to 67,884.56, 93,678.98 and 37,669.76 is: 51,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,884.56 : 93,678.98 = 37,669.76 : x
  2. Step 2: Convert to fraction form
    67,884.56/93,678.98 = 37,669.76/x
  3. Step 3: Cross multiply
    67,884.56x = 93,678.98 × 37,669.76
  4. Step 4: Simplify right side
    67,884.56x = 3,528,864,693.64
  5. Step 5: Solve for x
    x = 3,528,864,693.64/67,884.56
  6. Step 6: Final answer
    x = 51,983.32

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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.