Home / 53,160.91-73,363.94-29,289.40

Finding the Fourth Proportional to 53,160.91, 73,363.94 and 29,289.40

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Solution

The fourth proportional to 53,160.91, 73,363.94 and 29,289.40 is: 40,420.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,160.91 : 73,363.94 = 29,289.40 : x
  2. Step 2: Convert to fraction form
    53,160.91/73,363.94 = 29,289.40/x
  3. Step 3: Cross multiply
    53,160.91x = 73,363.94 × 29,289.40
  4. Step 4: Simplify right side
    53,160.91x = 2,148,785,784.24
  5. Step 5: Solve for x
    x = 2,148,785,784.24/53,160.91
  6. Step 6: Final answer
    x = 40,420.41

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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.