Home / 53,983.36-74,498.16-30,111.04

Finding the Fourth Proportional to 53,983.36, 74,498.16 and 30,111.04

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Solution

The fourth proportional to 53,983.36, 74,498.16 and 30,111.04 is: 41,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,983.36 : 74,498.16 = 30,111.04 : x
  2. Step 2: Convert to fraction form
    53,983.36/74,498.16 = 30,111.04/x
  3. Step 3: Cross multiply
    53,983.36x = 74,498.16 × 30,111.04
  4. Step 4: Simplify right side
    53,983.36x = 2,243,217,075.69
  5. Step 5: Solve for x
    x = 2,243,217,075.69/53,983.36
  6. Step 6: Final answer
    x = 41,553.86

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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.