Home / 93,643.13-140,464.82-38,239.13

Finding the Fourth Proportional to 93,643.13, 140,464.82 and 38,239.13

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Solution

The fourth proportional to 93,643.13, 140,464.82 and 38,239.13 is: 57,358.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,643.13 : 140,464.82 = 38,239.13 : x
  2. Step 2: Convert to fraction form
    93,643.13/140,464.82 = 38,239.13/x
  3. Step 3: Cross multiply
    93,643.13x = 140,464.82 × 38,239.13
  4. Step 4: Simplify right side
    93,643.13x = 5,371,251,905.68
  5. Step 5: Solve for x
    x = 5,371,251,905.68/93,643.13
  6. Step 6: Final answer
    x = 57,358.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.