Home / 53,212.79-73,432.24-29,339.06

Finding the Fourth Proportional to 53,212.79, 73,432.24 and 29,339.06

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Solution

The fourth proportional to 53,212.79, 73,432.24 and 29,339.06 is: 40,487.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,212.79 : 73,432.24 = 29,339.06 : x
  2. Step 2: Convert to fraction form
    53,212.79/73,432.24 = 29,339.06/x
  3. Step 3: Cross multiply
    53,212.79x = 73,432.24 × 29,339.06
  4. Step 4: Simplify right side
    53,212.79x = 2,154,432,454.79
  5. Step 5: Solve for x
    x = 2,154,432,454.79/53,212.79
  6. Step 6: Final answer
    x = 40,487.12

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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.