Home / 53,411.71-73,705.16-29,207.87

Finding the Fourth Proportional to 53,411.71, 73,705.16 and 29,207.87

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Solution

The fourth proportional to 53,411.71, 73,705.16 and 29,207.87 is: 40,305.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,411.71 : 73,705.16 = 29,207.87 : x
  2. Step 2: Convert to fraction form
    53,411.71/73,705.16 = 29,207.87/x
  3. Step 3: Cross multiply
    53,411.71x = 73,705.16 × 29,207.87
  4. Step 4: Simplify right side
    53,411.71x = 2,152,770,988.89
  5. Step 5: Solve for x
    x = 2,152,770,988.89/53,411.71
  6. Step 6: Final answer
    x = 40,305.23

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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.