Home / 53,185.97-73,395.19-29,312.63

Finding the Fourth Proportional to 53,185.97, 73,395.19 and 29,312.63

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Solution

The fourth proportional to 53,185.97, 73,395.19 and 29,312.63 is: 40,450.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.97 : 73,395.19 = 29,312.63 : x
  2. Step 2: Convert to fraction form
    53,185.97/73,395.19 = 29,312.63/x
  3. Step 3: Cross multiply
    53,185.97x = 73,395.19 × 29,312.63
  4. Step 4: Simplify right side
    53,185.97x = 2,151,406,158.46
  5. Step 5: Solve for x
    x = 2,151,406,158.46/53,185.97
  6. Step 6: Final answer
    x = 40,450.64

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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.