Home / 67,653.12-93,359.01-37,439.72

Finding the Fourth Proportional to 67,653.12, 93,359.01 and 37,439.72

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Solution

The fourth proportional to 67,653.12, 93,359.01 and 37,439.72 is: 51,665.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,653.12 : 93,359.01 = 37,439.72 : x
  2. Step 2: Convert to fraction form
    67,653.12/93,359.01 = 37,439.72/x
  3. Step 3: Cross multiply
    67,653.12x = 93,359.01 × 37,439.72
  4. Step 4: Simplify right side
    67,653.12x = 3,495,334,901.68
  5. Step 5: Solve for x
    x = 3,495,334,901.68/67,653.12
  6. Step 6: Final answer
    x = 51,665.54

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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.