Home / 53,531.77-73,908.51-34,420.13

Finding the Fourth Proportional to 53,531.77, 73,908.51 and 34,420.13

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Solution

The fourth proportional to 53,531.77, 73,908.51 and 34,420.13 is: 47,522.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,531.77 : 73,908.51 = 34,420.13 : x
  2. Step 2: Convert to fraction form
    53,531.77/73,908.51 = 34,420.13/x
  3. Step 3: Cross multiply
    53,531.77x = 73,908.51 × 34,420.13
  4. Step 4: Simplify right side
    53,531.77x = 2,543,940,522.31
  5. Step 5: Solve for x
    x = 2,543,940,522.31/53,531.77
  6. Step 6: Final answer
    x = 47,522.07

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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.