Home / 53,202.07-73,411.95-30,542.05

Finding the Fourth Proportional to 53,202.07, 73,411.95 and 30,542.05

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Solution

The fourth proportional to 53,202.07, 73,411.95 and 30,542.05 is: 42,144.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,202.07 : 73,411.95 = 30,542.05 : x
  2. Step 2: Convert to fraction form
    53,202.07/73,411.95 = 30,542.05/x
  3. Step 3: Cross multiply
    53,202.07x = 73,411.95 × 30,542.05
  4. Step 4: Simplify right side
    53,202.07x = 2,242,151,447.50
  5. Step 5: Solve for x
    x = 2,242,151,447.50/53,202.07
  6. Step 6: Final answer
    x = 42,144.06

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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.