Home / 53,003.04-73,144.38-29,130.18

Finding the Fourth Proportional to 53,003.04, 73,144.38 and 29,130.18

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Solution

The fourth proportional to 53,003.04, 73,144.38 and 29,130.18 is: 40,199.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,003.04 : 73,144.38 = 29,130.18 : x
  2. Step 2: Convert to fraction form
    53,003.04/73,144.38 = 29,130.18/x
  3. Step 3: Cross multiply
    53,003.04x = 73,144.38 × 29,130.18
  4. Step 4: Simplify right side
    53,003.04x = 2,130,708,955.39
  5. Step 5: Solve for x
    x = 2,130,708,955.39/53,003.04
  6. Step 6: Final answer
    x = 40,199.75

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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.