Home / 53,220.66-73,445.01-29,348.19

Finding the Fourth Proportional to 53,220.66, 73,445.01 and 29,348.19

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Solution

The fourth proportional to 53,220.66, 73,445.01 and 29,348.19 is: 40,500.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,220.66 : 73,445.01 = 29,348.19 : x
  2. Step 2: Convert to fraction form
    53,220.66/73,445.01 = 29,348.19/x
  3. Step 3: Cross multiply
    53,220.66x = 73,445.01 × 29,348.19
  4. Step 4: Simplify right side
    53,220.66x = 2,155,478,108.03
  5. Step 5: Solve for x
    x = 2,155,478,108.03/53,220.66
  6. Step 6: Final answer
    x = 40,500.78

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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.